99000312 has 16 divisors (see below), whose sum is σ = 247500840. Its totient is φ = 33000096.

The previous prime is 99000263. The next prime is 99000313. The reversal of 99000312 is 21300099.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 4125013 = 99000312 / (9 + 9 + 0 + 0 + 0 + 3 + 1 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99000313) 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, 2062483 + ... + 2062530.

Almost surely, 2^99000312 is an apocalyptic number.

It is an amenable number.

99000312 is an abundant number, since it is smaller than the sum of its proper divisors (148500528).

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

99000312 is a wasteful number, since it uses less digits than its factorization.

99000312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4125022 (or 4125018 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 24.

The square root of 99000312 is about 9949.8900496438. The cubic root of 99000312 is about 462.6069868882.

The spelling of 99000312 in words is "ninety-nine million, three hundred twelve", and thus it is an aban number.