99000939 has 4 divisors (see below), whose sum is σ = 132001256. Its totient is φ = 66000624.

The previous prime is 99000919. The next prime is 99000953. The reversal of 99000939 is 93900099.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 99000939 - 2⁸ = 99000683 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99000897 and 99000906.

It is not an unprimeable number, because it can be changed into a prime (99000919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16500154 + ... + 16500159.

It is an arithmetic number, because the mean of its divisors is an integer number (33000314).

Almost surely, 2^99000939 is an apocalyptic number.

99000939 is a deficient number, since it is larger than the sum of its proper divisors (33000317).

99000939 is a wasteful number, since it uses less digits than its factorization.

99000939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33000316.

The product of its (nonzero) digits is 19683, while the sum is 39.

The square root of 99000939 is about 9949.9215574797. The cubic root of 99000939 is about 462.6079634978.

The spelling of 99000939 in words is "ninety-nine million, nine hundred thirty-nine", and thus it is an aban number.