99913312 has 24 divisors (see below), whose sum is σ = 196927416. Its totient is φ = 49900032.

The previous prime is 99913243. The next prime is 99913337. The reversal of 99913312 is 21331999.

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 3 ways as a sum of consecutive naturals, for example, 52408 + ... + 54280.

It is an arithmetic number, because the mean of its divisors is an integer number (8205309).

Almost surely, 2^99913312 is an apocalyptic number.

It is an amenable number.

99913312 is a deficient number, since it is larger than the sum of its proper divisors (97014104).

99913312 is a wasteful number, since it uses less digits than its factorization.

99913312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3550 (or 3542 counting only the distinct ones).

The product of its digits is 13122, while the sum is 37.

The square root of 99913312 is about 9995.6646602415. The cubic root of 99913312 is about 464.0247212354.

The spelling of 99913312 in words is "ninety-nine million, nine hundred thirteen thousand, three hundred twelve".