99575898 has 16 divisors (see below), whose sum is σ = 199981056. Its totient is φ = 33053760.

The previous prime is 99575891. The next prime is 99575899. The reversal of 99575898 is 89857599.

It is not an unprimeable number, because it can be changed into a prime (99575891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32986 + ... + 35877.

It is an arithmetic number, because the mean of its divisors is an integer number (12498816).

Almost surely, 2^99575898 is an apocalyptic number.

99575898 is an abundant number, since it is smaller than the sum of its proper divisors (100405158).

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

99575898 is a wasteful number, since it uses less digits than its factorization.

99575898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69109.

The product of its digits is 8164800, while the sum is 60.

The square root of 99575898 is about 9978.7723693849. The cubic root of 99575898 is about 463.5017845250.

The spelling of 99575898 in words is "ninety-nine million, five hundred seventy-five thousand, eight hundred ninety-eight".