99889059 has 16 divisors (see below), whose sum is σ = 141668352. Its totient is φ = 62387328.

The previous prime is 99889051. The next prime is 99889087. The reversal of 99889059 is 95098899.

It is not a de Polignac number, because 99889059 - 2³ = 99889051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99889051) 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, 6982 + ... + 15764.

It is an arithmetic number, because the mean of its divisors is an integer number (8854272).

Almost surely, 2^99889059 is an apocalyptic number.

99889059 is a deficient number, since it is larger than the sum of its proper divisors (41779293).

99889059 is a wasteful number, since it uses less digits than its factorization.

99889059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9026.

The product of its (nonzero) digits is 2099520, while the sum is 57.

The square root of 99889059 is about 9994.4514106578. The cubic root of 99889059 is about 463.9871723440.

The spelling of 99889059 in words is "ninety-nine million, eight hundred eighty-nine thousand, fifty-nine".