99656312 has 32 divisors (see below), whose sum is σ = 226113120. Its totient is φ = 40197120.

The previous prime is 99656299. The next prime is 99656339. The reversal of 99656312 is 21365699.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 99656312.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51389 + ... + 53292.

It is an arithmetic number, because the mean of its divisors is an integer number (7066035).

Almost surely, 2^99656312 is an apocalyptic number.

It is an amenable number.

99656312 is an abundant number, since it is smaller than the sum of its proper divisors (126456808).

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

99656312 is a wasteful number, since it uses less digits than its factorization.

99656312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104711 (or 104707 counting only the distinct ones).

The product of its digits is 87480, while the sum is 41.

The square root of 99656312 is about 9982.8008093921. The cubic root of 99656312 is about 463.6265202109.

The spelling of 99656312 in words is "ninety-nine million, six hundred fifty-six thousand, three hundred twelve".