79885056 has 144 divisors (see below), whose sum is σ = 226638720. Its totient is φ = 24944640.

The previous prime is 79885031. The next prime is 79885081. The reversal of 79885056 is 65058897.

It is an interprime number because it is at equal distance from previous prime (79885031) and next prime (79885081).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 79884996 and 79885014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1353955 + ... + 1354013.

It is an arithmetic number, because the mean of its divisors is an integer number (1573880).

Almost surely, 2^79885056 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 79885056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113319360).

79885056 is an abundant number, since it is smaller than the sum of its proper divisors (146753664).

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

79885056 is a wasteful number, since it uses less digits than its factorization.

79885056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 48.

The square root of 79885056 is about 8937.8440353365. The cubic root of 79885056 is about 430.6804729743.

The spelling of 79885056 in words is "seventy-nine million, eight hundred eighty-five thousand, fifty-six".