56475585 has 12 divisors (see below), whose sum is σ = 97891092. Its totient is φ = 30120288.

The previous prime is 56475571. The next prime is 56475593. The reversal of 56475585 is 58557465.

56475585 is a `hidden beast` number, since 5 + 64 + 7 + 5 + 585 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 29942784 + 26532801 = 5472^2 + 5151^2 .

It is not a de Polignac number, because 56475585 - 2⁵ = 56475553 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1255013 = 56475585 / (5 + 6 + 4 + 7 + 5 + 5 + 8 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 56475585.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 627462 + ... + 627551.

It is an arithmetic number, because the mean of its divisors is an integer number (8157591).

Almost surely, 2^56475585 is an apocalyptic number.

It is an amenable number.

56475585 is a deficient number, since it is larger than the sum of its proper divisors (41415507).

56475585 is a wasteful number, since it uses less digits than its factorization.

56475585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1255024 (or 1255021 counting only the distinct ones).

The product of its digits is 840000, while the sum is 45.

The square root of 56475585 is about 7515.0239520576. The cubic root of 56475585 is about 383.6662342323. Note that the first 3 decimals are identical.

The spelling of 56475585 in words is "fifty-six million, four hundred seventy-five thousand, five hundred eighty-five".