100304856 has 24 divisors (see below), whose sum is σ = 271659180. Its totient is φ = 33434928.

The previous prime is 100304849. The next prime is 100304873. The reversal of 100304856 is 658403001.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×100304856² = 20122128274361472, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 696490 + ... + 696633.

Almost surely, 2^100304856 is an apocalyptic number.

It is an amenable number.

100304856 is an abundant number, since it is smaller than the sum of its proper divisors (171354324).

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

100304856 is a wasteful number, since it uses less digits than its factorization.

100304856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393135 (or 1393128 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 100304856 is about 10015.2312005265. The cubic root of 100304856 is about 464.6300769330.

Adding to 100304856 its reverse (658403001), we get a palindrome (758707857).

The spelling of 100304856 in words is "one hundred million, three hundred four thousand, eight hundred fifty-six".