79312716 has 48 divisors (see below), whose sum is σ = 235002880. Its totient is φ = 22660560.

The previous prime is 79312711. The next prime is 79312721. The reversal of 79312716 is 61721397.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (79312711) and next prime (79312721).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (79312711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51700 + ... + 53211.

Almost surely, 2^79312716 is an apocalyptic number.

It is an amenable number.

79312716 is an abundant number, since it is smaller than the sum of its proper divisors (155690164).

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

79312716 is a wasteful number, since it uses less digits than its factorization.

79312716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104931 (or 104923 counting only the distinct ones).

The product of its digits is 15876, while the sum is 36.

The square root of 79312716 is about 8905.7686922578. The cubic root of 79312716 is about 429.6494637344.

The spelling of 79312716 in words is "seventy-nine million, three hundred twelve thousand, seven hundred sixteen".