56604204 has 24 divisors (see below), whose sum is σ = 146751920. Its totient is φ = 18868032.

The previous prime is 56604193. The next prime is 56604209. The reversal of 56604204 is 40240665.

It is a happy number.

56604204 is a `hidden beast` number, since 56 + 604 + 2 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (56604209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261949 + ... + 262164.

Almost surely, 2^56604204 is an apocalyptic number.

56604204 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

56604204 is an abundant number, since it is smaller than the sum of its proper divisors (90147716).

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

56604204 is a wasteful number, since it uses less digits than its factorization.

56604204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524126 (or 524118 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 56604204 is about 7523.5765431077. The cubic root of 56604204 is about 383.9572706361.

Adding to 56604204 its reverse (40240665), we get a palindrome (96844869).

The spelling of 56604204 in words is "fifty-six million, six hundred four thousand, two hundred four".