113204644 has 12 divisors (see below), whose sum is σ = 226409344. Its totient is φ = 48516264.

The previous prime is 113204639. The next prime is 113204659. The reversal of 113204644 is 446402311.

113204644 is an admirable number.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2021484 + ... + 2021539.

Almost surely, 2^113204644 is an apocalyptic number.

113204644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

113204644 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.

113204644 is a wasteful number, since it uses less digits than its factorization.

113204644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4043034 (or 4043032 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 113204644 is about 10639.7671027142. The cubic root of 113204644 is about 483.7504861037.

Adding to 113204644 its reverse (446402311), we get a palindrome (559606955).

The spelling of 113204644 in words is "one hundred thirteen million, two hundred four thousand, six hundred forty-four".