79591604 has 12 divisors (see below), whose sum is σ = 140721924. Its totient is φ = 39385344.

The previous prime is 79591559. The next prime is 79591609. The reversal of 79591604 is 40619597.

It can be written as a sum of positive squares in 2 ways, for example, as 29181604 + 50410000 = 5402^2 + 7100^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79591609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102179 + ... + 102954.

It is an arithmetic number, because the mean of its divisors is an integer number (11726827).

Almost surely, 2^79591604 is an apocalyptic number.

It is an amenable number.

79591604 is a deficient number, since it is larger than the sum of its proper divisors (61130320).

79591604 is a wasteful number, since it uses less digits than its factorization.

79591604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205234 (or 205232 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 79591604 is about 8921.4126684063. The cubic root of 79591604 is about 430.1524680160.

The spelling of 79591604 in words is "seventy-nine million, five hundred ninety-one thousand, six hundred four".