99099660 has 48 divisors (see below), whose sum is σ = 302706432. Its totient is φ = 24024000.

The previous prime is 99099643. The next prime is 99099661. The reversal of 99099660 is 6699099.

It is a super-2 number, since 2×99099660² = 19641485224231200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (99099661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74416 + ... + 75735.

It is an arithmetic number, because the mean of its divisors is an integer number (6306384).

Almost surely, 2^99099660 is an apocalyptic number.

It is an amenable number.

99099660 is an abundant number, since it is smaller than the sum of its proper divisors (203606772).

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

99099660 is a wasteful number, since it uses less digits than its factorization.

99099660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150174 (or 150172 counting only the distinct ones).

The product of its (nonzero) digits is 236196, while the sum is 48.

The square root of 99099660 is about 9954.8812147609. The cubic root of 99099660 is about 462.7616790405.

The spelling of 99099660 in words is "ninety-nine million, ninety-nine thousand, six hundred sixty".