56504432 has 20 divisors (see below), whose sum is σ = 109620216. Its totient is φ = 28215360.

The previous prime is 56504431. The next prime is 56504443. The reversal of 56504432 is 23440565.

It is a junction number, because it is equal to n+sod(n) for n = 56504395 and 56504404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56504431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13718 + ... + 17354.

Almost surely, 2^56504432 is an apocalyptic number.

It is an amenable number.

56504432 is a deficient number, since it is larger than the sum of its proper divisors (53115784).

56504432 is a wasteful number, since it uses less digits than its factorization.

56504432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4616 (or 4610 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 56504432 is about 7516.9429956599. The cubic root of 56504432 is about 383.7315470336.

Adding to 56504432 its reverse (23440565), we get a palindrome (79944997).

The spelling of 56504432 in words is "fifty-six million, five hundred four thousand, four hundred thirty-two".