99237312 has 112 divisors (see below), whose sum is σ = 295757600. Its totient is φ = 33032448.

The previous prime is 99237311. The next prime is 99237329. The reversal of 99237312 is 21373299.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99237311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139614 + ... + 140322.

Almost surely, 2^99237312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99237312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147878800).

99237312 is an abundant number, since it is smaller than the sum of its proper divisors (196520288).

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

99237312 is an frugal number, since it uses more digits than its factorization.

99237312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742 (or 714 counting only the distinct ones).

The product of its digits is 20412, while the sum is 36.

The square root of 99237312 is about 9961.7926097666. The cubic root of 99237312 is about 462.9758425727.

The spelling of 99237312 in words is "ninety-nine million, two hundred thirty-seven thousand, three hundred twelve".