99972316 has 12 divisors (see below), whose sum is σ = 175023688. Its totient is φ = 49965552.

The previous prime is 99972311. The next prime is 99972317. The reversal of 99972316 is 61327999.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99972311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12430 + ... + 18826.

Almost surely, 2^99972316 is an apocalyptic number.

It is an amenable number.

99972316 is a deficient number, since it is larger than the sum of its proper divisors (75051372).

99972316 is a wasteful number, since it uses less digits than its factorization.

99972316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10308 (or 10306 counting only the distinct ones).

The product of its digits is 183708, while the sum is 46.

The square root of 99972316 is about 9998.6157041863. The cubic root of 99972316 is about 464.1160468263.

The spelling of 99972316 in words is "ninety-nine million, nine hundred seventy-two thousand, three hundred sixteen".