79816356 has 27 divisors (see below), whose sum is σ = 201893601. Its totient is φ = 26587584.

The previous prime is 79816349. The next prime is 79816367. The reversal of 79816356 is 65361897.

It is a happy number.

The square root of 79816356 is 8934.

It is a perfect power (a square), and thus also a powerful number.

79816356 is a `hidden beast` number, since 7 + 9 + 8 + 1 + 635 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 17089956 + 62726400 = 4134^2 + 7920^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 52860 + ... + 54348.

Almost surely, 2^79816356 is an apocalyptic number.

79816356 is the 8934-th square number.

It is an amenable number.

79816356 is an abundant number, since it is smaller than the sum of its proper divisors (122077245).

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

79816356 is a wasteful number, since it uses less digits than its factorization.

79816356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2988 (or 1494 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The cubic root of 79816356 is about 430.5569778939.

The spelling of 79816356 in words is "seventy-nine million, eight hundred sixteen thousand, three hundred fifty-six".