99117208 has 32 divisors (see below), whose sum is σ = 200504160. Its totient is φ = 45760000.

The previous prime is 99117197. The next prime is 99117211. The reversal of 99117208 is 80271199.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333 + ... + 14083.

It is an arithmetic number, because the mean of its divisors is an integer number (6265755).

Almost surely, 2^99117208 is an apocalyptic number.

It is an amenable number.

99117208 is an abundant number, since it is smaller than the sum of its proper divisors (101386952).

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

99117208 is a wasteful number, since it uses less digits than its factorization.

99117208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13827 (or 13823 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 37.

The square root of 99117208 is about 9955.7625524115. The cubic root of 99117208 is about 462.7889918240.

The spelling of 99117208 in words is "ninety-nine million, one hundred seventeen thousand, two hundred eight".