79073972 has 12 divisors (see below), whose sum is σ = 145662720. Its totient is φ = 37456056.

The previous prime is 79073971. The next prime is 79073989. The reversal of 79073972 is 27937097.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79073971) 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 3 ways as a sum of consecutive naturals, for example, 520148 + ... + 520299.

It is an arithmetic number, because the mean of its divisors is an integer number (12138560).

Almost surely, 2^79073972 is an apocalyptic number.

It is an amenable number.

79073972 is a deficient number, since it is larger than the sum of its proper divisors (66588748).

79073972 is a wasteful number, since it uses less digits than its factorization.

79073972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040470 (or 1040468 counting only the distinct ones).

The product of its (nonzero) digits is 166698, while the sum is 44.

The square root of 79073972 is about 8892.3546937805. The cubic root of 79073972 is about 429.2179258388.

The spelling of 79073972 in words is "seventy-nine million, seventy-three thousand, nine hundred seventy-two".