99791924 has 12 divisors (see below), whose sum is σ = 175406784. Its totient is φ = 49675704.

The previous prime is 99791911. The next prime is 99791947. The reversal of 99791924 is 42919799.

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, 54044 + ... + 55859.

It is an arithmetic number, because the mean of its divisors is an integer number (14617232).

Almost surely, 2^99791924 is an apocalyptic number.

It is an amenable number.

99791924 is a deficient number, since it is larger than the sum of its proper divisors (75614860).

99791924 is a wasteful number, since it uses less digits than its factorization.

99791924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110134 (or 110132 counting only the distinct ones).

The product of its digits is 367416, while the sum is 50.

The square root of 99791924 is about 9989.5907824095. The cubic root of 99791924 is about 463.8367254007.

The spelling of 99791924 in words is "ninety-nine million, seven hundred ninety-one thousand, nine hundred twenty-four".