99318986 has 16 divisors (see below), whose sum is σ = 162000384. Its totient is φ = 45393264.

The previous prime is 99318941. The next prime is 99319013. The reversal of 99318986 is 68981399.

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 15866 + ... + 21221.

It is an arithmetic number, because the mean of its divisors is an integer number (10125024).

Almost surely, 2^99318986 is an apocalyptic number.

99318986 is a deficient number, since it is larger than the sum of its proper divisors (62681398).

99318986 is a wasteful number, since it uses less digits than its factorization.

99318986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37205.

The product of its digits is 839808, while the sum is 53.

The square root of 99318986 is about 9965.8911292468. The cubic root of 99318986 is about 463.1028200820.

The spelling of 99318986 in words is "ninety-nine million, three hundred eighteen thousand, nine hundred eighty-six".