97180964 has 6 divisors (see below), whose sum is σ = 170066694. Its totient is φ = 48590480.

The previous prime is 97180961. The next prime is 97180973. The reversal of 97180964 is 46908179.

It can be written as a sum of positive squares in only one way, i.e., 63075364 + 34105600 = 7942^2 + 5840^2 .

It is not an unprimeable number, because it can be changed into a prime (97180961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12147617 + ... + 12147624.

It is an arithmetic number, because the mean of its divisors is an integer number (28344449).

Almost surely, 2^97180964 is an apocalyptic number.

It is an amenable number.

97180964 is a deficient number, since it is larger than the sum of its proper divisors (72885730).

97180964 is a wasteful number, since it uses less digits than its factorization.

97180964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24295245 (or 24295243 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 97180964 is about 9858.0405760983. The cubic root of 97180964 is about 459.7556421136.

The spelling of 97180964 in words is "ninety-seven million, one hundred eighty thousand, nine hundred sixty-four".