97685908 has 12 divisors (see below), whose sum is σ = 171231732. Its totient is φ = 48762560.

The previous prime is 97685879. The next prime is 97685911. The reversal of 97685908 is 80958679.

It can be written as a sum of positive squares in 2 ways, for example, as 28430224 + 69255684 = 5332^2 + 8322^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17323 + ... + 22258.

It is an arithmetic number, because the mean of its divisors is an integer number (14269311).

Almost surely, 2^97685908 is an apocalyptic number.

It is an amenable number.

97685908 is a deficient number, since it is larger than the sum of its proper divisors (73545824).

97685908 is a wasteful number, since it uses less digits than its factorization.

97685908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40202 (or 40200 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 52.

The square root of 97685908 is about 9883.6181634055. The cubic root of 97685908 is about 460.5505506409.

The spelling of 97685908 in words is "ninety-seven million, six hundred eighty-five thousand, nine hundred eight".