79936224 has 96 divisors (see below), whose sum is σ = 224550144. Its totient is φ = 24837120.

The previous prime is 79936223. The next prime is 79936231. The reversal of 79936224 is 42263997.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79936223) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 90087 + ... + 90969.

It is an arithmetic number, because the mean of its divisors is an integer number (2339064).

Almost surely, 2^79936224 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 79936224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112275072).

79936224 is an abundant number, since it is smaller than the sum of its proper divisors (144613920).

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

79936224 is a wasteful number, since it uses less digits than its factorization.

79936224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960 (or 952 counting only the distinct ones).

The product of its digits is 163296, while the sum is 42.

The square root of 79936224 is about 8940.7060123907. The cubic root of 79936224 is about 430.7724065438.

The spelling of 79936224 in words is "seventy-nine million, nine hundred thirty-six thousand, two hundred twenty-four".