79664834 has 16 divisors (see below), whose sum is σ = 126168000. Its totient is φ = 37621584.

The previous prime is 79664833. The next prime is 79664881. The reversal of 79664834 is 43846697.

It is not an unprimeable number, because it can be changed into a prime (79664833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10259 + ... + 16265.

It is an arithmetic number, because the mean of its divisors is an integer number (7885500).

Almost surely, 2^79664834 is an apocalyptic number.

79664834 is a deficient number, since it is larger than the sum of its proper divisors (46503166).

79664834 is a wasteful number, since it uses less digits than its factorization.

79664834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6377.

The product of its digits is 870912, while the sum is 47.

The square root of 79664834 is about 8925.5158954539. The cubic root of 79664834 is about 430.2843513128.

The spelling of 79664834 in words is "seventy-nine million, six hundred sixty-four thousand, eight hundred thirty-four".