97766972 has 12 divisors (see below), whose sum is σ = 171175200. Its totient is φ = 48859776.

The previous prime is 97766959. The next prime is 97767011. The reversal of 97766972 is 27966779.

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, 6029 + ... + 15227.

It is an arithmetic number, because the mean of its divisors is an integer number (14264600).

Almost surely, 2^97766972 is an apocalyptic number.

It is an amenable number.

97766972 is a deficient number, since it is larger than the sum of its proper divisors (73408228).

97766972 is a wasteful number, since it uses less digits than its factorization.

97766972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11860 (or 11858 counting only the distinct ones).

The product of its digits is 2000376, while the sum is 53.

The square root of 97766972 is about 9887.7182403222. The cubic root of 97766972 is about 460.6779103533.

The spelling of 97766972 in words is "ninety-seven million, seven hundred sixty-six thousand, nine hundred seventy-two".