56707172 has 24 divisors (see below), whose sum is σ = 110607840. Its totient is φ = 25280640.

The previous prime is 56707159. The next prime is 56707187. The reversal of 56707172 is 27170765.

56707172 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

56707172 is strictly pandigital in base 9.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20654 + ... + 23237.

It is an arithmetic number, because the mean of its divisors is an integer number (4608660).

Almost surely, 2^56707172 is an apocalyptic number.

It is an amenable number.

56707172 is a deficient number, since it is larger than the sum of its proper divisors (53900668).

56707172 is a wasteful number, since it uses less digits than its factorization.

56707172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43931 (or 43929 counting only the distinct ones).

The product of its (nonzero) digits is 20580, while the sum is 35.

The square root of 56707172 is about 7530.4164559472. The cubic root of 56707172 is about 384.1899468976.

The spelling of 56707172 in words is "fifty-six million, seven hundred seven thousand, one hundred seventy-two".