89115898 has 16 divisors (see below), whose sum is σ = 138506760. Its totient is φ = 42952000.

The previous prime is 89115883. The next prime is 89115899. The reversal of 89115898 is 89851198.

It can be written as a sum of positive squares in 4 ways, for example, as 68112009 + 21003889 = 8253^2 + 4583^2 .

It is not an unprimeable number, because it can be changed into a prime (89115899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67848 + ... + 69148.

Almost surely, 2^89115898 is an apocalyptic number.

89115898 is a deficient number, since it is larger than the sum of its proper divisors (49390862).

89115898 is a wasteful number, since it uses less digits than its factorization.

89115898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2513.

The product of its digits is 207360, while the sum is 49.

The square root of 89115898 is about 9440.1217153170. The cubic root of 89115898 is about 446.6682288750.

The spelling of 89115898 in words is "eighty-nine million, one hundred fifteen thousand, eight hundred ninety-eight".