99000027 has 48 divisors (see below), whose sum is σ = 180610560. Its totient is φ = 50916096.

The previous prime is 99000023. The next prime is 99000029. The reversal of 99000027 is 72000099.

It is not a de Polignac number, because 99000027 - 2² = 99000023 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99000023) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22624 + ... + 26642.

It is an arithmetic number, because the mean of its divisors is an integer number (3762720).

Almost surely, 2^99000027 is an apocalyptic number.

99000027 is a deficient number, since it is larger than the sum of its proper divisors (81610533).

99000027 is a wasteful number, since it uses less digits than its factorization.

99000027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4072 (or 4069 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 27.

The square root of 99000027 is about 9949.8757278672. The cubic root of 99000027 is about 462.6065429734.

The spelling of 99000027 in words is "ninety-nine million, twenty-seven", and thus it is an aban number and an uban number.