56604055 has 4 divisors (see below), whose sum is σ = 67924872. Its totient is φ = 45283240.

The previous prime is 56604007. The next prime is 56604061. The reversal of 56604055 is 55040665.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 56604055 - 2¹⁹ = 56079767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5660401 + ... + 5660410.

It is an arithmetic number, because the mean of its divisors is an integer number (16981218).

Almost surely, 2^56604055 is an apocalyptic number.

56604055 is a deficient number, since it is larger than the sum of its proper divisors (11320817).

56604055 is a wasteful number, since it uses less digits than its factorization.

56604055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11320816.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 56604055 is about 7523.5666408958. The cubic root of 56604055 is about 383.9569337372.

The spelling of 56604055 in words is "fifty-six million, six hundred four thousand, fifty-five".