99000870 has 16 divisors (see below), whose sum is σ = 237602160. Its totient is φ = 26400224.

The previous prime is 99000857. The next prime is 99000883. The reversal of 99000870 is 7800099.

It is an interprime number because it is at equal distance from previous prime (99000857) and next prime (99000883).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1649985 + ... + 1650044.

It is an arithmetic number, because the mean of its divisors is an integer number (14850135).

Almost surely, 2^99000870 is an apocalyptic number.

99000870 is an abundant number, since it is smaller than the sum of its proper divisors (138601290).

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

99000870 is a wasteful number, since it uses less digits than its factorization.

99000870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3300039.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 99000870 is about 9949.9180901151. The cubic root of 99000870 is about 462.6078560243.

The spelling of 99000870 in words is "ninety-nine million, eight hundred seventy", and thus it is an aban number.