99988996 has 24 divisors (see below), whose sum is σ = 180069120. Its totient is φ = 48552000.

The previous prime is 99988961. The next prime is 99988997. The reversal of 99988996 is 69988999.

It is not an unprimeable number, because it can be changed into a prime (99988997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37921 + ... + 40471.

It is an arithmetic number, because the mean of its divisors is an integer number (7502880).

Almost surely, 2^99988996 is an apocalyptic number.

It is an amenable number.

99988996 is a deficient number, since it is larger than the sum of its proper divisors (80080124).

99988996 is a wasteful number, since it uses less digits than its factorization.

99988996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2835 (or 2833 counting only the distinct ones).

The product of its digits is 22674816, while the sum is 67.

The square root of 99988996 is about 9999.4497848632. The cubic root of 99988996 is about 464.1418573889.

The spelling of 99988996 in words is "ninety-nine million, nine hundred eighty-eight thousand, nine hundred ninety-six".