97708312 has 32 divisors (see below), whose sum is σ = 197920800. Its totient is φ = 44953344.

The previous prime is 97708277. The next prime is 97708313. The reversal of 97708312 is 21380779.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97708313) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 36028 + ... + 38644.

It is an arithmetic number, because the mean of its divisors is an integer number (6185025).

Almost surely, 2^97708312 is an apocalyptic number.

It is an amenable number.

97708312 is an abundant number, since it is smaller than the sum of its proper divisors (100212488).

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

97708312 is a wasteful number, since it uses less digits than its factorization.

97708312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2995 (or 2991 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 37.

The square root of 97708312 is about 9884.7514890360. The cubic root of 97708312 is about 460.5857566258.

The spelling of 97708312 in words is "ninety-seven million, seven hundred eight thousand, three hundred twelve".