100236 has 12 divisors (see below), whose sum is σ = 233912. Its totient is φ = 33408.

The previous prime is 100213. The next prime is 100237. The reversal of 100236 is 632001.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 8353 = 100236 / (1 + 0 + 0 + 2 + 3 + 6).

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (100237) 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, 4165 + ... + 4188.

2¹⁰⁰²³⁶ is an apocalyptic number.

It is an amenable number.

100236 is an abundant number, since it is smaller than the sum of its proper divisors (133676).

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

100236 is a wasteful number, since it uses less digits than its factorization.

100236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8360 (or 8358 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 100236 is about 316.6006948824. The cubic root of 100236 is about 46.4523734817.

Adding to 100236 its reverse (632001), we get a palindrome (732237).

The spelling of 100236 in words is "one hundred thousand, two hundred thirty-six".