79999264 has 48 divisors (see below), whose sum is σ = 164723328. Its totient is φ = 38207232.

The previous prime is 79999261. The next prime is 79999277. The reversal of 79999264 is 46299997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79999261) 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, 64054 + ... + 65290.

It is an arithmetic number, because the mean of its divisors is an integer number (3431736).

Almost surely, 2^79999264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79999264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82361664).

79999264 is an abundant number, since it is smaller than the sum of its proper divisors (84724064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

79999264 is a wasteful number, since it uses less digits than its factorization.

79999264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337 (or 1329 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 55.

The square root of 79999264 is about 8944.2307662537. The cubic root of 79999264 is about 430.8856166157.

The spelling of 79999264 in words is "seventy-nine million, nine hundred ninety-nine thousand, two hundred sixty-four".