99924272 has 40 divisors (see below), whose sum is σ = 227250336. Its totient is φ = 41665536.

The previous prime is 99924241. The next prime is 99924277. The reversal of 99924272 is 27242999.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (99924277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7913 + ... + 16200.

Almost surely, 2^99924272 is an apocalyptic number.

It is an amenable number.

99924272 is an abundant number, since it is smaller than the sum of its proper divisors (127326064).

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

99924272 is a wasteful number, since it uses less digits than its factorization.

99924272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24165 (or 24159 counting only the distinct ones).

The product of its digits is 163296, while the sum is 44.

The square root of 99924272 is about 9996.2128828872. The cubic root of 99924272 is about 464.0416876933.

The spelling of 99924272 in words is "ninety-nine million, nine hundred twenty-four thousand, two hundred seventy-two".