79872576 has 112 divisors (see below), whose sum is σ = 245400576. Its totient is φ = 22454784.

The previous prime is 79872563. The next prime is 79872577. The reversal of 79872576 is 67527897.

It is a tau number, because it is divible by the number of its divisors (112).

It is not an unprimeable number, because it can be changed into a prime (79872577) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89605 + ... + 90491.

Almost surely, 2^79872576 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 79872576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122700288).

79872576 is an abundant number, since it is smaller than the sum of its proper divisors (165528000).

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

79872576 is a wasteful number, since it uses less digits than its factorization.

79872576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976 (or 966 counting only the distinct ones).

The product of its digits is 1481760, while the sum is 51.

The square root of 79872576 is about 8937.1458531234. The cubic root of 79872576 is about 430.6580441977.

The spelling of 79872576 in words is "seventy-nine million, eight hundred seventy-two thousand, five hundred seventy-six".