79684616 has 16 divisors (see below), whose sum is σ = 162991440. Its totient is φ = 36220240.

The previous prime is 79684603. The next prime is 79684639. The reversal of 79684616 is 61648697.

It is a happy number.

It is an unprimeable number.

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, 452666 + ... + 452841.

It is an arithmetic number, because the mean of its divisors is an integer number (10186965).

Almost surely, 2^79684616 is an apocalyptic number.

It is an amenable number.

79684616 is an abundant number, since it is smaller than the sum of its proper divisors (83306824).

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

79684616 is a wasteful number, since it uses less digits than its factorization.

79684616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905524 (or 905520 counting only the distinct ones).

The product of its digits is 435456, while the sum is 47.

The square root of 79684616 is about 8926.6239979065. The cubic root of 79684616 is about 430.3199637663.

The spelling of 79684616 in words is "seventy-nine million, six hundred eighty-four thousand, six hundred sixteen".