89898166 has 4 divisors (see below), whose sum is σ = 134847252. Its totient is φ = 44949082.

The previous prime is 89898119. The next prime is 89898203. The reversal of 89898166 is 66189898.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 22474540 + ... + 22474543.

It is an arithmetic number, because the mean of its divisors is an integer number (33711813).

Almost surely, 2^89898166 is an apocalyptic number.

89898166 is a deficient number, since it is larger than the sum of its proper divisors (44949086).

89898166 is a wasteful number, since it uses less digits than its factorization.

89898166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44949085.

The product of its digits is 1492992, while the sum is 55.

The square root of 89898166 is about 9481.4643383815. The cubic root of 89898166 is about 447.9713888775.

The spelling of 89898166 in words is "eighty-nine million, eight hundred ninety-eight thousand, one hundred sixty-six".