97909596 has 72 divisors (see below), whose sum is σ = 263980080. Its totient is φ = 30491136.

The previous prime is 97909589. The next prime is 97909627. The reversal of 97909596 is 69590979.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 95575 + ... + 96593.

It is an arithmetic number, because the mean of its divisors is an integer number (3666390).

Almost surely, 2^97909596 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97909596, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131990040).

97909596 is an abundant number, since it is smaller than the sum of its proper divisors (166070484).

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

97909596 is a wasteful number, since it uses less digits than its factorization.

97909596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1203 (or 1198 counting only the distinct ones).

The product of its (nonzero) digits is 1377810, while the sum is 54.

The square root of 97909596 is about 9894.9277915506. The cubic root of 97909596 is about 460.9018162421.

The spelling of 97909596 in words is "ninety-seven million, nine hundred nine thousand, five hundred ninety-six".