89021088 has 216 divisors, whose sum is σ = 287763840. Its totient is φ = 26058240.

The previous prime is 89021087. The next prime is 89021131. The reversal of 89021088 is 88012098.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (89021087) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1508803 + ... + 1508861.

It is an arithmetic number, because the mean of its divisors is an integer number (1332240).

Almost surely, 2^89021088 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 89021088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143881920).

89021088 is an abundant number, since it is smaller than the sum of its proper divisors (198742752).

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

89021088 is a wasteful number, since it uses less digits than its factorization.

89021088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132 (or 108 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 36.

The square root of 89021088 is about 9435.0987276234. The cubic root of 89021088 is about 446.5097698990.

The spelling of 89021088 in words is "eighty-nine million, twenty-one thousand, eighty-eight".