56856460 has 24 divisors (see below), whose sum is σ = 124590816. Its totient is φ = 21753600.

The previous prime is 56856433. The next prime is 56856461. The reversal of 56856460 is 6465865.

It is not an unprimeable number, because it can be changed into a prime (56856461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61341 + ... + 62260.

It is an arithmetic number, because the mean of its divisors is an integer number (5191284).

Almost surely, 2^56856460 is an apocalyptic number.

It is an amenable number.

56856460 is an abundant number, since it is smaller than the sum of its proper divisors (67734356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56856460 is a wasteful number, since it uses less digits than its factorization.

56856460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123633 (or 123631 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 56856460 is about 7540.3222742798. The cubic root of 56856460 is about 384.5267925389.

The spelling of 56856460 in words is "fifty-six million, eight hundred fifty-six thousand, four hundred sixty".