79126992 has 120 divisors (see below), whose sum is σ = 264161664. Its totient is φ = 21618432.

The previous prime is 79126981. The next prime is 79127003. The reversal of 79126992 is 29962197.

It is an interprime number because it is at equal distance from previous prime (79126981) and next prime (79127003).

It is a super-2 number, since 2×79126992² = 12522161725936128, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent 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 23 ways as a sum of consecutive naturals, for example, 21478 + ... + 24890.

Almost surely, 2^79126992 is an apocalyptic number.

79126992 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 79126992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132080832).

79126992 is an abundant number, since it is smaller than the sum of its proper divisors (185034672).

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

79126992 is a wasteful number, since it uses less digits than its factorization.

79126992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3457 (or 3448 counting only the distinct ones).

The product of its digits is 122472, while the sum is 45.

The square root of 79126992 is about 8895.3354068298. The cubic root of 79126992 is about 429.3138362437.

The spelling of 79126992 in words is "seventy-nine million, one hundred twenty-six thousand, nine hundred ninety-two".