99379866 has 8 divisors (see below), whose sum is σ = 198759744. Its totient is φ = 33126620.

The previous prime is 99379853. The next prime is 99379883. The reversal of 99379866 is 66897399.

It is a sphenic number, since it is the product of 3 distinct primes.

99379866 is an admirable number.

It is a super-3 number, since 3×99379866³ (a number of 25 digits) contains 333 as substring.

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, 8281650 + ... + 8281661.

It is an arithmetic number, because the mean of its divisors is an integer number (24844968).

Almost surely, 2^99379866 is an apocalyptic number.

99379866 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

99379866 is a wasteful number, since it uses less digits than its factorization.

99379866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16563316.

The product of its digits is 4408992, while the sum is 57.

The square root of 99379866 is about 9968.9450795959. The cubic root of 99379866 is about 463.1974241522.

The spelling of 99379866 in words is "ninety-nine million, three hundred seventy-nine thousand, eight hundred sixty-six".