56072604 has 24 divisors (see below), whose sum is σ = 149527168. Its totient is φ = 16020720.

The previous prime is 56072567. The next prime is 56072609. The reversal of 56072604 is 40627065.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56072609) 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, 333682 + ... + 333849.

Almost surely, 2^56072604 is an apocalyptic number.

It is an amenable number.

56072604 is an abundant number, since it is smaller than the sum of its proper divisors (93454564).

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

56072604 is a wasteful number, since it uses less digits than its factorization.

56072604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667545 (or 667543 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 56072604 is about 7488.1642610189. The cubic root of 56072604 is about 382.7515061696.

Adding to 56072604 its reverse (40627065), we get a palindrome (96699669).

The spelling of 56072604 in words is "fifty-six million, seventy-two thousand, six hundred four".