56481772 has 12 divisors (see below), whose sum is σ = 99341200. Its totient is φ = 28098576.

The previous prime is 56481757. The next prime is 56481793. The reversal of 56481772 is 27718465.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34683 + ... + 36274.

Almost surely, 2^56481772 is an apocalyptic number.

It is an amenable number.

56481772 is a deficient number, since it is larger than the sum of its proper divisors (42859428).

56481772 is a wasteful number, since it uses less digits than its factorization.

56481772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71160 (or 71158 counting only the distinct ones).

The product of its digits is 94080, while the sum is 40.

The square root of 56481772 is about 7515.4355828521. The cubic root of 56481772 is about 383.6802441583.

The spelling of 56481772 in words is "fifty-six million, four hundred eighty-one thousand, seven hundred seventy-two".