89441658 has 80 divisors (see below), whose sum is σ = 217033344. Its totient is φ = 27423360.

The previous prime is 89441609. The next prime is 89441689. The reversal of 89441658 is 85614498.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 129093 + ... + 129783.

Almost surely, 2^89441658 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89441658, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108516672).

89441658 is an abundant number, since it is smaller than the sum of its proper divisors (127591686).

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

89441658 is a wasteful number, since it uses less digits than its factorization.

89441658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769 (or 760 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The square root of 89441658 is about 9457.3599910334. The cubic root of 89441658 is about 447.2118269930.

The spelling of 89441658 in words is "eighty-nine million, four hundred forty-one thousand, six hundred fifty-eight".