432604656 has 120 divisors (see below), whose sum is σ = 1345936176. Its totient is φ = 128593920.

The previous prime is 432604607. The next prime is 432604681. The reversal of 432604656 is 656406234.

432604656 is a `hidden beast` number, since 43 + 2 + 604 + 6 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 432604656.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81376 + ... + 86528.

Almost surely, 2^432604656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 432604656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (672968088).

432604656 is an abundant number, since it is smaller than the sum of its proper divisors (913331520).

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

432604656 is a wasteful number, since it uses less digits than its factorization.

432604656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5231 (or 5222 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The square root of 432604656 is about 20799.1503672626. The cubic root of 432604656 is about 756.3051594127.

The spelling of 432604656 in words is "four hundred thirty-two million, six hundred four thousand, six hundred fifty-six".