99393912 has 32 divisors (see below), whose sum is σ = 276094800. Its totient is φ = 33131232.

The previous prime is 99393901. The next prime is 99393919. The reversal of 99393912 is 21939399.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99393919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229863 + ... + 230294.

Almost surely, 2^99393912 is an apocalyptic number.

It is an amenable number.

99393912 is an abundant number, since it is smaller than the sum of its proper divisors (176700888).

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

99393912 is a wasteful number, since it uses less digits than its factorization.

99393912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460172 (or 460162 counting only the distinct ones).

The product of its digits is 118098, while the sum is 45.

The square root of 99393912 is about 9969.6495424864. The cubic root of 99393912 is about 463.2192453546.

The spelling of 99393912 in words is "ninety-nine million, three hundred ninety-three thousand, nine hundred twelve".