99000069 has 16 divisors (see below), whose sum is σ = 151512192. Its totient is φ = 56325888.

The previous prime is 99000059. The next prime is 99000079. The reversal of 99000069 is 96000099.

It is an interprime number because it is at equal distance from previous prime (99000059) and next prime (99000079).

It is not a de Polignac number, because 99000069 - 2⁵ = 99000037 is a prime.

It is a super-2 number, since 2×99000069² = 19602027324009522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99000029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5224 + ... + 15009.

It is an arithmetic number, because the mean of its divisors is an integer number (9469512).

Almost surely, 2^99000069 is an apocalyptic number.

It is an amenable number.

99000069 is a deficient number, since it is larger than the sum of its proper divisors (52512123).

99000069 is a wasteful number, since it uses less digits than its factorization.

99000069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20476.

The product of its (nonzero) digits is 4374, while the sum is 33.

The square root of 99000069 is about 9949.8778384461. The cubic root of 99000069 is about 462.6066083925.

The spelling of 99000069 in words is "ninety-nine million, sixty-nine", and thus it is an aban number and an uban number.