99999896 has 8 divisors (see below), whose sum is σ = 187499820. Its totient is φ = 49999944.

The previous prime is 99999847. The next prime is 99999931. The reversal of 99999896 is 69899999.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6249986 + ... + 6250001.

Almost surely, 2^99999896 is an apocalyptic number.

It is an amenable number.

99999896 is a deficient number, since it is larger than the sum of its proper divisors (87499924).

99999896 is a wasteful number, since it uses less digits than its factorization.

99999896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12499993 (or 12499989 counting only the distinct ones).

The product of its digits is 25509168, while the sum is 68.

The square root of 99999896 is about 9999.9947999986. The cubic root of 99999896 is about 464.1587224528.

The spelling of 99999896 in words is "ninety-nine million, nine hundred ninety-nine thousand, eight hundred ninety-six".