56627972 has 6 divisors (see below), whose sum is σ = 99098958. Its totient is φ = 28313984.

The previous prime is 56627959. The next prime is 56628031. The reversal of 56627972 is 27972665.

It can be written as a sum of positive squares in only one way, i.e., 38514436 + 18113536 = 6206^2 + 4256^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7078493 + ... + 7078500.

It is an arithmetic number, because the mean of its divisors is an integer number (16516493).

Almost surely, 2^56627972 is an apocalyptic number.

It is an amenable number.

56627972 is a deficient number, since it is larger than the sum of its proper divisors (42470986).

56627972 is a wasteful number, since it uses less digits than its factorization.

56627972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14156997 (or 14156995 counting only the distinct ones).

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

The square root of 56627972 is about 7525.1559452280. The cubic root of 56627972 is about 384.0110040973.

The spelling of 56627972 in words is "fifty-six million, six hundred twenty-seven thousand, nine hundred seventy-two".