56945475 has 36 divisors (see below), whose sum is σ = 103422696. Its totient is φ = 29946240.

The previous prime is 56945467. The next prime is 56945477. The reversal of 56945475 is 57454965.

56945475 is a `hidden beast` number, since 569 + 45 + 47 + 5 = 666.

It is not a de Polignac number, because 56945475 - 2³ = 56945467 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 56945475.

It is not an unprimeable number, because it can be changed into a prime (56945477) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 14692 + ... + 18158.

Almost surely, 2^56945475 is an apocalyptic number.

56945475 is a deficient number, since it is larger than the sum of its proper divisors (46477221).

56945475 is a wasteful number, since it uses less digits than its factorization.

56945475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3556 (or 3548 counting only the distinct ones).

The product of its digits is 756000, while the sum is 45.

The square root of 56945475 is about 7546.2225649659. Note that the first 3 decimals coincide. The cubic root of 56945475 is about 384.7273608066.

The spelling of 56945475 in words is "fifty-six million, nine hundred forty-five thousand, four hundred seventy-five".