97970904 has 32 divisors (see below), whose sum is σ = 272142000. Its totient is φ = 32656896.

The previous prime is 97970893. The next prime is 97970911. The reversal of 97970904 is 40907979.

It is a self number, because there is not a number n which added to its sum of digits gives 97970904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226569 + ... + 227000.

Almost surely, 2^97970904 is an apocalyptic number.

It is an amenable number.

97970904 is an abundant number, since it is smaller than the sum of its proper divisors (174171096).

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

97970904 is a wasteful number, since it uses less digits than its factorization.

97970904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453584 (or 453574 counting only the distinct ones).

The product of its (nonzero) digits is 142884, while the sum is 45.

The square root of 97970904 is about 9898.0252575956. The cubic root of 97970904 is about 460.9979970520.

The spelling of 97970904 in words is "ninety-seven million, nine hundred seventy thousand, nine hundred four".