79223922 has 12 divisors (see below), whose sum is σ = 171651870. Its totient is φ = 26407968.

The previous prime is 79223909. The next prime is 79223981. The reversal of 79223922 is 22932297.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 56385081 + 22838841 = 7509^2 + 4779^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2200647 + ... + 2200682.

Almost surely, 2^79223922 is an apocalyptic number.

79223922 is an abundant number, since it is smaller than the sum of its proper divisors (92427948).

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

79223922 is a wasteful number, since it uses less digits than its factorization.

79223922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4401337 (or 4401334 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 79223922 is about 8900.7821004674. The cubic root of 79223922 is about 429.4890668387.

The spelling of 79223922 in words is "seventy-nine million, two hundred twenty-three thousand, nine hundred twenty-two".