99373312 has 18 divisors (see below), whose sum is σ = 198358958. Its totient is φ = 49686528.

The previous prime is 99373303. The next prime is 99373319. The reversal of 99373312 is 21337399.

It can be written as a sum of positive squares in only one way, i.e., 59228416 + 40144896 = 7696^2 + 6336^2 .

It is not an unprimeable number, because it can be changed into a prime (99373319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193833 + ... + 194344.

Almost surely, 2^99373312 is an apocalyptic number.

It is an amenable number.

99373312 is a deficient number, since it is larger than the sum of its proper divisors (98985646).

99373312 is an equidigital number, since it uses as much as digits as its factorization.

99373312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388193 (or 388179 counting only the distinct ones).

The product of its digits is 30618, while the sum is 37.

The square root of 99373312 is about 9968.6163533361. The cubic root of 99373312 is about 463.1872414637.

It can be divided in two parts, 993 and 73312, that added together give a triangular number (74305 = T₃₈₅).

The spelling of 99373312 in words is "ninety-nine million, three hundred seventy-three thousand, three hundred twelve".