79566875 has 20 divisors (see below), whose sum is σ = 101105136. Its totient is φ = 62580000.

The previous prime is 79566859. The next prime is 79566941. The reversal of 79566875 is 57866597.

It is a happy number.

It is not a de Polignac number, because 79566875 - 2⁴ = 79566859 is a prime.

It is a Duffinian 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 19 ways as a sum of consecutive naturals, for example, 37082 + ... + 39168.

Almost surely, 2^79566875 is an apocalyptic number.

79566875 is a deficient number, since it is larger than the sum of its proper divisors (21538261).

79566875 is an equidigital number, since it uses as much as digits as its factorization.

79566875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2168 (or 2153 counting only the distinct ones).

The product of its digits is 3175200, while the sum is 53.

The square root of 79566875 is about 8920.0266255208. The cubic root of 79566875 is about 430.1079141448.

The spelling of 79566875 in words is "seventy-nine million, five hundred sixty-six thousand, eight hundred seventy-five".