99207904 has 24 divisors (see below), whose sum is σ = 195537888. Its totient is φ = 49547520.

The previous prime is 99207863. The next prime is 99207917. The reversal of 99207904 is 40970299.

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, 52089 + ... + 53959.

It is an arithmetic number, because the mean of its divisors is an integer number (8147412).

Almost surely, 2^99207904 is an apocalyptic number.

It is an amenable number.

99207904 is a deficient number, since it is larger than the sum of its proper divisors (96329984).

99207904 is a wasteful number, since it uses less digits than its factorization.

99207904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3538 (or 3530 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 99207904 is about 9960.3164608360. The cubic root of 99207904 is about 462.9301052775.

The spelling of 99207904 in words is "ninety-nine million, two hundred seven thousand, nine hundred four".