79924444 has 24 divisors (see below), whose sum is σ = 144193280. Its totient is φ = 38740464.

The previous prime is 79924441. The next prime is 79924447. The reversal of 79924444 is 44442997.

It is an interprime number because it is at equal distance from previous prime (79924441) and next prime (79924447).

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a self number, because there is not a number n which added to its sum of digits gives 79924444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79924441) 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 7 ways as a sum of consecutive naturals, for example, 22237 + ... + 25579.

Almost surely, 2^79924444 is an apocalyptic number.

It is an amenable number.

79924444 is a deficient number, since it is larger than the sum of its proper divisors (64268836).

79924444 is a wasteful number, since it uses less digits than its factorization.

79924444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3529 (or 3527 counting only the distinct ones).

The product of its digits is 290304, while the sum is 43.

The square root of 79924444 is about 8940.0472034548. The cubic root of 79924444 is about 430.7512448894.

The spelling of 79924444 in words is "seventy-nine million, nine hundred twenty-four thousand, four hundred forty-four".