99722992 has 20 divisors (see below), whose sum is σ = 198436456. Its totient is φ = 48513600.

The previous prime is 99722981. The next prime is 99722999. The reversal of 99722992 is 29922799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99722999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83634 + ... + 84817.

Almost surely, 2^99722992 is an apocalyptic number.

It is an amenable number.

99722992 is a deficient number, since it is larger than the sum of its proper divisors (98713464).

99722992 is a wasteful number, since it uses less digits than its factorization.

99722992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168496 (or 168490 counting only the distinct ones).

The product of its digits is 367416, while the sum is 49.

The square root of 99722992 is about 9986.1399950131. The cubic root of 99722992 is about 463.7299012657.

The spelling of 99722992 in words is "ninety-nine million, seven hundred twenty-two thousand, nine hundred ninety-two".