56801872 has 20 divisors (see below), whose sum is σ = 110635776. Its totient is φ = 28250720.

The previous prime is 56801861. The next prime is 56801909. The reversal of 56801872 is 27810865.

It is a congruent number.

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, 6238 + ... + 12349.

Almost surely, 2^56801872 is an apocalyptic number.

It is an amenable number.

56801872 is a deficient number, since it is larger than the sum of its proper divisors (53833904).

56801872 is a wasteful number, since it uses less digits than its factorization.

56801872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18786 (or 18780 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 37.

The square root of 56801872 is about 7536.7016658483. The cubic root of 56801872 is about 384.4036914886.

The spelling of 56801872 in words is "fifty-six million, eight hundred one thousand, eight hundred seventy-two".