99791324 has 6 divisors (see below), whose sum is σ = 174634824. Its totient is φ = 49895660.

The previous prime is 99791323. The next prime is 99791327. The reversal of 99791324 is 42319799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99791323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12473912 + ... + 12473919.

It is an arithmetic number, because the mean of its divisors is an integer number (29105804).

Almost surely, 2^99791324 is an apocalyptic number.

It is an amenable number.

99791324 is a deficient number, since it is larger than the sum of its proper divisors (74843500).

99791324 is a wasteful number, since it uses less digits than its factorization.

99791324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24947835 (or 24947833 counting only the distinct ones).

The product of its digits is 122472, while the sum is 44.

The square root of 99791324 is about 9989.5607511041. The cubic root of 99791324 is about 463.8357957911.

The spelling of 99791324 in words is "ninety-nine million, seven hundred ninety-one thousand, three hundred twenty-four".