56699825 has 24 divisors (see below), whose sum is σ = 86536128. Its totient is φ = 35887680.

The previous prime is 56699809. The next prime is 56699831. The reversal of 56699825 is 52899665.

56699825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56699825 - 2⁴ = 56699809 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10187 + ... + 14736.

It is an arithmetic number, because the mean of its divisors is an integer number (3605672).

Almost surely, 2^56699825 is an apocalyptic number.

It is an amenable number.

56699825 is a deficient number, since it is larger than the sum of its proper divisors (29836303).

56699825 is a wasteful number, since it uses less digits than its factorization.

56699825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24953 (or 24948 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 50.

The square root of 56699825 is about 7529.9286185196. The cubic root of 56699825 is about 384.1733542554.

The spelling of 56699825 in words is "fifty-six million, six hundred ninety-nine thousand, eight hundred twenty-five".