89469018 has 24 divisors (see below), whose sum is σ = 195249600. Its totient is φ = 29607624.

The previous prime is 89468999. The next prime is 89469041. The reversal of 89469018 is 81096498.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15378 + ... + 20381.

It is an arithmetic number, because the mean of its divisors is an integer number (8135400).

Almost surely, 2^89469018 is an apocalyptic number.

89469018 is an abundant number, since it is smaller than the sum of its proper divisors (105780582).

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

89469018 is a wasteful number, since it uses less digits than its factorization.

89469018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35906 (or 35903 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 89469018 is about 9458.8063728993. The cubic root of 89469018 is about 447.2574227047.

The spelling of 89469018 in words is "eighty-nine million, four hundred sixty-nine thousand, eighteen".