56475505 has 16 divisors (see below), whose sum is σ = 73270080. Its totient is φ = 41643072.

The previous prime is 56475487. The next prime is 56475527. The reversal of 56475505 is 50557465.

It is a cyclic number.

It is not a de Polignac number, because 56475505 - 2⁵ = 56475473 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4519 + ... + 11548.

It is an arithmetic number, because the mean of its divisors is an integer number (4579380).

Almost surely, 2^56475505 is an apocalyptic number.

It is an amenable number.

56475505 is a deficient number, since it is larger than the sum of its proper divisors (16794575).

56475505 is a wasteful number, since it uses less digits than its factorization.

56475505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16128.

The product of its (nonzero) digits is 105000, while the sum is 37.

The square root of 56475505 is about 7515.0186293848. The cubic root of 56475505 is about 383.6660530725. Note that the first 3 decimals are identical.

The spelling of 56475505 in words is "fifty-six million, four hundred seventy-five thousand, five hundred five".