97931264 has 26 divisors (see below), whose sum is σ = 195846810. Its totient is φ = 48963584.

The previous prime is 97931243. The next prime is 97931269. The reversal of 97931264 is 46213979.

It can be written as a sum of positive squares in only one way, i.e., 60964864 + 36966400 = 7808^2 + 6080^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97931269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7859 + ... + 16050.

Almost surely, 2^97931264 is an apocalyptic number.

It is an amenable number.

97931264 is a deficient number, since it is larger than the sum of its proper divisors (97915546).

97931264 is an equidigital number, since it uses as much as digits as its factorization.

97931264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23933 (or 23911 counting only the distinct ones).

The product of its digits is 81648, while the sum is 41.

The square root of 97931264 is about 9896.0226353824. The cubic root of 97931264 is about 460.9358138764.

The spelling of 97931264 in words is "ninety-seven million, nine hundred thirty-one thousand, two hundred sixty-four".