97810964 has 12 divisors (see below), whose sum is σ = 172401600. Its totient is φ = 48553368.

The previous prime is 97810961. The next prime is 97810981. The reversal of 97810964 is 46901879.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97810961) 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 3 ways as a sum of consecutive naturals, for example, 87404 + ... + 88515.

It is an arithmetic number, because the mean of its divisors is an integer number (14366800).

Almost surely, 2^97810964 is an apocalyptic number.

It is an amenable number.

97810964 is a deficient number, since it is larger than the sum of its proper divisors (74590636).

97810964 is a wasteful number, since it uses less digits than its factorization.

97810964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176062 (or 176060 counting only the distinct ones).

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

The square root of 97810964 is about 9889.9425680840. The cubic root of 97810964 is about 460.7469967509.

The spelling of 97810964 in words is "ninety-seven million, eight hundred ten thousand, nine hundred sixty-four".