89899898 has 16 divisors (see below), whose sum is σ = 148569120. Its totient is φ = 40458000.

The previous prime is 89899897. The next prime is 89899933.

89899898 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (89899897) 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, 18008 + ... + 22451.

It is an arithmetic number, because the mean of its divisors is an integer number (9285570).

Almost surely, 2^89899898 is an apocalyptic number.

89899898 is a deficient number, since it is larger than the sum of its proper divisors (58669222).

89899898 is a wasteful number, since it uses less digits than its factorization.

89899898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40573.

The product of its digits is 26873856, while the sum is 68.

The square root of 89899898 is about 9481.5556740442. Note that the first 3 decimals coincide. The cubic root of 89899898 is about 447.9742657678.

The spelling of 89899898 in words is "eighty-nine million, eight hundred ninety-nine thousand, eight hundred ninety-eight".