79567992 has 96 divisors (see below), whose sum is σ = 251596800. Its totient is φ = 22243392.

The previous prime is 79567981. The next prime is 79568011. The reversal of 79567992 is 29976597.

79567992 is a `hidden beast` number, since 79 + 567 + 9 + 9 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22009 + ... + 25367.

It is an arithmetic number, because the mean of its divisors is an integer number (2620800).

Almost surely, 2^79567992 is an apocalyptic number.

79567992 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79567992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125798400).

79567992 is an abundant number, since it is smaller than the sum of its proper divisors (172028808).

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

79567992 is a wasteful number, since it uses less digits than its factorization.

79567992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3425 (or 3418 counting only the distinct ones).

The product of its digits is 2143260, while the sum is 54.

The square root of 79567992 is about 8920.0892372218. The cubic root of 79567992 is about 430.1099268261.

The spelling of 79567992 in words is "seventy-nine million, five hundred sixty-seven thousand, nine hundred ninety-two".