89169408 has 120 divisors (see below), whose sum is σ = 264809688. Its totient is φ = 28864512.

The previous prime is 89169407. The next prime is 89169419. The reversal of 89169408 is 80496198.

89169408 is a `hidden beast` number, since 89 + 169 + 408 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89169407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 170235 + ... + 170757.

Almost surely, 2^89169408 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 89169408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132404844).

89169408 is an abundant number, since it is smaller than the sum of its proper divisors (175640280).

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

89169408 is a wasteful number, since it uses less digits than its factorization.

89169408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584 (or 565 counting only the distinct ones).

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

The square root of 89169408 is about 9442.9554695551. The cubic root of 89169408 is about 446.7576122331.

The spelling of 89169408 in words is "eighty-nine million, one hundred sixty-nine thousand, four hundred eight".