79715016 has 40 divisors (see below), whose sum is σ = 223277670. Its totient is φ = 26571456.

The previous prime is 79715003. The next prime is 79715017. The reversal of 79715016 is 61051797.

It can be written as a sum of positive squares in only one way, i.e., 64738116 + 14976900 = 8046^2 + 3870^2 .

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

It is not an unprimeable number, because it can be changed into a prime (79715017) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 60861 + ... + 62156.

Almost surely, 2^79715016 is an apocalyptic number.

It is an amenable number.

79715016 is an abundant number, since it is smaller than the sum of its proper divisors (143562654).

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

79715016 is a wasteful number, since it uses less digits than its factorization.

79715016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123035 (or 123022 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 36.

The square root of 79715016 is about 8928.3266069292. The cubic root of 79715016 is about 430.3746797384.

The spelling of 79715016 in words is "seventy-nine million, seven hundred fifteen thousand, sixteen".