97179912 has 40 divisors (see below), whose sum is σ = 272195550. Its totient is φ = 32393088.

The previous prime is 97179883. The next prime is 97179913. The reversal of 97179912 is 21997179.

It can be written as a sum of positive squares in only one way, i.e., 96943716 + 236196 = 9846^2 + 486^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97179913) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 74337 + ... + 75632.

Almost surely, 2^97179912 is an apocalyptic number.

It is an amenable number.

97179912 is an abundant number, since it is smaller than the sum of its proper divisors (175015638).

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

97179912 is a wasteful number, since it uses less digits than its factorization.

97179912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149987 (or 149974 counting only the distinct ones).

The product of its digits is 71442, while the sum is 45.

The square root of 97179912 is about 9857.9872184945. The cubic root of 97179912 is about 459.7539831307.

The spelling of 97179912 in words is "ninety-seven million, one hundred seventy-nine thousand, nine hundred twelve".