56689272 has 48 divisors (see below), whose sum is σ = 153892440. Its totient is φ = 18852288.

The previous prime is 56689267. The next prime is 56689289. The reversal of 56689272 is 27298665.

56689272 is a `hidden beast` number, since 566 + 89 + 2 + 7 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48163 + ... + 49325.

Almost surely, 2^56689272 is an apocalyptic number.

It is an amenable number.

56689272 is an abundant number, since it is smaller than the sum of its proper divisors (97203168).

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

56689272 is a wasteful number, since it uses less digits than its factorization.

56689272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1852 (or 1845 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 56689272 is about 7529.2278488567. The cubic root of 56689272 is about 384.1495185971.

The spelling of 56689272 in words is "fifty-six million, six hundred eighty-nine thousand, two hundred seventy-two".