99000620 has 24 divisors (see below), whose sum is σ = 212738064. Its totient is φ = 38678976.

The previous prime is 99000619. The next prime is 99000647. The reversal of 99000620 is 2600099.

It is a super-2 number, since 2×99000620² = 19602245520768800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 99000620.

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, 56699 + ... + 58418.

It is an arithmetic number, because the mean of its divisors is an integer number (8864086).

Almost surely, 2^99000620 is an apocalyptic number.

It is an amenable number.

99000620 is an abundant number, since it is smaller than the sum of its proper divisors (113737444).

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

99000620 is a wasteful number, since it uses less digits than its factorization.

99000620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115169 (or 115167 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 99000620 is about 9949.9055271897. The cubic root of 99000620 is about 462.6074666268.

The spelling of 99000620 in words is "ninety-nine million, six hundred twenty", and thus it is an aban number.