101836 has 12 divisors (see below), whose sum is σ = 203728. Its totient is φ = 43632.

The previous prime is 101833. The next prime is 101837. The reversal of 101836 is 638101.

101836 is an admirable number.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (101833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1791 + ... + 1846.

2^{101836} is an apocalyptic number.

It is an amenable number.

101836 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101836 is a wasteful number, since it uses less digits than its factorization.

101836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3648 (or 3646 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 101836 is about 319.1175332068. The cubic root of 101836 is about 46.6982326118.

Adding to 101836 its reverse (638101), we get a palindrome (739937).

The spelling of 101836 in words is "one hundred one thousand, eight hundred thirty-six".

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