99500872 has 16 divisors (see below), whose sum is σ = 196383600. Its totient is φ = 47131920.

The previous prime is 99500867. The next prime is 99500873. The reversal of 99500872 is 27800599.

It is not an unprimeable number, because it can be changed into a prime (99500873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327154 + ... + 327457.

It is an arithmetic number, because the mean of its divisors is an integer number (12273975).

Almost surely, 2^99500872 is an apocalyptic number.

It is an amenable number.

99500872 is a deficient number, since it is larger than the sum of its proper divisors (96882728).

99500872 is a wasteful number, since it uses less digits than its factorization.

99500872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654636 (or 654632 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 99500872 is about 9975.0123809447. The cubic root of 99500872 is about 463.3853459659.

The spelling of 99500872 in words is "ninety-nine million, five hundred thousand, eight hundred seventy-two".