56490875 has 48 divisors (see below), whose sum is σ = 85790016. Its totient is φ = 36960000.

The previous prime is 56490859. The next prime is 56490877. The reversal of 56490875 is 57809465.

It is not a de Polignac number, because 56490875 - 2⁴ = 56490859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56490877) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 140675 + ... + 141075.

It is an arithmetic number, because the mean of its divisors is an integer number (1787292).

Almost surely, 2^56490875 is an apocalyptic number.

56490875 is a deficient number, since it is larger than the sum of its proper divisors (29299141).

56490875 is a wasteful number, since it uses less digits than its factorization.

56490875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453 (or 436 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 44.

The square root of 56490875 is about 7516.0411787057. The cubic root of 56490875 is about 383.7008552542.

The spelling of 56490875 in words is "fifty-six million, four hundred ninety thousand, eight hundred seventy-five".