99816252 has 24 divisors (see below), whose sum is σ = 236724432. Its totient is φ = 32726400.

The previous prime is 99816239. The next prime is 99816271. The reversal of 99816252 is 25261899.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67449 + ... + 68912.

It is an arithmetic number, because the mean of its divisors is an integer number (9863518).

Almost surely, 2^99816252 is an apocalyptic number.

It is an amenable number.

99816252 is an abundant number, since it is smaller than the sum of its proper divisors (136908180).

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

99816252 is a wasteful number, since it uses less digits than its factorization.

99816252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136429 (or 136427 counting only the distinct ones).

The product of its digits is 77760, while the sum is 42.

The square root of 99816252 is about 9990.8083757021. The cubic root of 99816252 is about 463.8744148333.

The spelling of 99816252 in words is "ninety-nine million, eight hundred sixteen thousand, two hundred fifty-two".