97579916 has 12 divisors (see below), whose sum is σ = 195159888. Its totient is φ = 41819952.

The previous prime is 97579897. The next prime is 97579919. The reversal of 97579916 is 61997579.

97579916 is an admirable number.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (97579919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1742471 + ... + 1742526.

It is an arithmetic number, because the mean of its divisors is an integer number (16263324).

Almost surely, 2^97579916 is an apocalyptic number.

It is an amenable number.

97579916 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

97579916 is a wasteful number, since it uses less digits than its factorization.

97579916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3485008 (or 3485006 counting only the distinct ones).

The product of its digits is 1071630, while the sum is 53.

The square root of 97579916 is about 9878.2547041469. The cubic root of 97579916 is about 460.3839201933.

The spelling of 97579916 in words is "ninety-seven million, five hundred seventy-nine thousand, nine hundred sixteen".