79656 has 16 divisors (see below), whose sum is σ = 199200. Its totient is φ = 26544.

The previous prime is 79633. The next prime is 79657. The reversal of 79656 is 65697.

It is not an unprimeable number, because it can be changed into a prime (79657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1636 + ... + 1683.

It is an arithmetic number, because the mean of its divisors is an integer number (12450).

2⁷⁹⁶⁵⁶ is an apocalyptic number.

79656 is the 179-th centered pentagonal number.

It is an amenable number.

79656 is an abundant number, since it is smaller than the sum of its proper divisors (119544).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99600).

79656 is a wasteful number, since it uses less digits than its factorization.

79656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3328 (or 3324 counting only the distinct ones).

The product of its digits is 11340, while the sum is 33.

The square root of 79656 is about 282.2339455133. The cubic root of 79656 is about 43.0268446041.

The spelling of 79656 in words is "seventy-nine thousand, six hundred fifty-six".