56722976 has 12 divisors (see below), whose sum is σ = 111673422. Its totient is φ = 28361472.

The previous prime is 56722969. The next prime is 56722997. The reversal of 56722976 is 67922765.

It can be written as a sum of positive squares in only one way, i.e., 32947600 + 23775376 = 5740^2 + 4876^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 886265 + ... + 886328.

Almost surely, 2^56722976 is an apocalyptic number.

It is an amenable number.

56722976 is a deficient number, since it is larger than the sum of its proper divisors (54950446).

56722976 is a wasteful number, since it uses less digits than its factorization.

56722976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1772603 (or 1772595 counting only the distinct ones).

The product of its digits is 317520, while the sum is 44.

The square root of 56722976 is about 7531.4657272008. The cubic root of 56722976 is about 384.2256341763.

The spelling of 56722976 in words is "fifty-six million, seven hundred twenty-two thousand, nine hundred seventy-six".