79452816 has 40 divisors (see below), whose sum is σ = 206013600. Its totient is φ = 26386176.

The previous prime is 79452811. The next prime is 79452823. The reversal of 79452816 is 61825497.

It is not an unprimeable number, because it can be changed into a prime (79452811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10660 + ... + 16508.

It is an arithmetic number, because the mean of its divisors is an integer number (5150340).

Almost surely, 2^79452816 is an apocalyptic number.

It is an amenable number.

79452816 is an abundant number, since it is smaller than the sum of its proper divisors (126560784).

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

79452816 is a wasteful number, since it uses less digits than its factorization.

79452816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6143 (or 6137 counting only the distinct ones).

The product of its digits is 120960, while the sum is 42.

The square root of 79452816 is about 8913.6309100164. The cubic root of 79452816 is about 429.9022961719.

The spelling of 79452816 in words is "seventy-nine million, four hundred fifty-two thousand, eight hundred sixteen".