89291088 has 60 divisors (see below), whose sum is σ = 250698240. Its totient is φ = 29667648.

The previous prime is 89291077. The next prime is 89291099. The reversal of 89291088 is 88019298.

It is an interprime number because it is at equal distance from previous prime (89291077) and next prime (89291099).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent 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, 54343 + ... + 55961.

It is an arithmetic number, because the mean of its divisors is an integer number (4178304).

Almost surely, 2^89291088 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 89291088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125349120).

89291088 is an abundant number, since it is smaller than the sum of its proper divisors (161407152).

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

89291088 is a wasteful number, since it uses less digits than its factorization.

89291088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016 (or 2007 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 45.

The square root of 89291088 is about 9449.3961711847. The cubic root of 89291088 is about 446.9607340552.

The spelling of 89291088 in words is "eighty-nine million, two hundred ninety-one thousand, eighty-eight".