56713272 has 64 divisors (see below), whose sum is σ = 176774400. Its totient is φ = 14730240.

The previous prime is 56713253. The next prime is 56713277. The reversal of 56713272 is 27231765.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56713277) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13497 + ... + 17192.

It is an arithmetic number, because the mean of its divisors is an integer number (2762100).

Almost surely, 2^56713272 is an apocalyptic number.

It is an amenable number.

56713272 is an abundant number, since it is smaller than the sum of its proper divisors (120061128).

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

56713272 is a wasteful number, since it uses less digits than its factorization.

56713272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30716 (or 30712 counting only the distinct ones).

The product of its digits is 17640, while the sum is 33.

The square root of 56713272 is about 7530.8214691360. The cubic root of 56713272 is about 384.2037221960.

The spelling of 56713272 in words is "fifty-six million, seven hundred thirteen thousand, two hundred seventy-two".