113640204 has 12 divisors (see below), whose sum is σ = 265160504. Its totient is φ = 37880064.

The previous prime is 113640193. The next prime is 113640227. The reversal of 113640204 is 402046311.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4734997 + ... + 4735020.

Almost surely, 2^113640204 is an apocalyptic number.

It is an amenable number.

113640204 is an abundant number, since it is smaller than the sum of its proper divisors (151520300).

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

113640204 is a wasteful number, since it uses less digits than its factorization.

113640204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9470024 (or 9470022 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 113640204 is about 10660.2159452799. The cubic root of 113640204 is about 484.3701094144.

Adding to 113640204 its reverse (402046311), we get a palindrome (515686515).

The spelling of 113640204 in words is "one hundred thirteen million, six hundred forty thousand, two hundred four".