89160528 has 80 divisors (see below), whose sum is σ = 240726656. Its totient is φ = 28408320.

The previous prime is 89160523. The next prime is 89160541. The reversal of 89160528 is 82506198.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89160523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107925 + ... + 108747.

Almost surely, 2^89160528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89160528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120363328).

89160528 is an abundant number, since it is smaller than the sum of its proper divisors (151566128).

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

89160528 is a wasteful number, since it uses less digits than its factorization.

89160528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932 (or 926 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 89160528 is about 9442.4852660727. The cubic root of 89160528 is about 446.7427815141.

The spelling of 89160528 in words is "eighty-nine million, one hundred sixty thousand, five hundred twenty-eight".