99908 has 6 divisors (see below), whose sum is σ = 174846. Its totient is φ = 49952.

The previous prime is 99907. The next prime is 99923. The reversal of 99908 is 80999.

It can be written as a sum of positive squares in only one way, i.e., 56644 + 43264 = 238^2 + 208^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 99908.

It is not an unprimeable number, because it can be changed into a prime (99901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12485 + ... + 12492.

It is an arithmetic number, because the mean of its divisors is an integer number (29141).

2⁹⁹⁹⁰⁸ is an apocalyptic number.

It is an amenable number.

99908 is a deficient number, since it is larger than the sum of its proper divisors (74938).

99908 is a wasteful number, since it uses less digits than its factorization.

99908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24981 (or 24979 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 35.

The square root of 99908 is about 316.0822677722. The cubic root of 99908 is about 46.4016497630.

The spelling of 99908 in words is "ninety-nine thousand, nine hundred eight".