99775912 has 16 divisors (see below), whose sum is σ = 187407360. Its totient is φ = 49800624.

The previous prime is 99775901. The next prime is 99775933. The reversal of 99775912 is 21957799.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5928 + ... + 15319.

It is an arithmetic number, because the mean of its divisors is an integer number (11712960).

Almost surely, 2^99775912 is an apocalyptic number.

It is an amenable number.

99775912 is a deficient number, since it is larger than the sum of its proper divisors (87631448).

99775912 is a wasteful number, since it uses less digits than its factorization.

99775912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21840 (or 21836 counting only the distinct ones).

The product of its digits is 357210, while the sum is 49.

The square root of 99775912 is about 9988.7893160282. The cubic root of 99775912 is about 463.8119159418.

The spelling of 99775912 in words is "ninety-nine million, seven hundred seventy-five thousand, nine hundred twelve".