89874432 has 168 divisors, whose sum is σ = 276020784. Its totient is φ = 28114944.

The previous prime is 89874431. The next prime is 89874457. The reversal of 89874432 is 23447898.

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

Its product of digits (387072) is a multiple of the sum of its prime factors (108).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89874431) 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, 1695718 + ... + 1695770.

Almost surely, 2^89874432 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 89874432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138010392).

89874432 is an abundant number, since it is smaller than the sum of its proper divisors (186146352).

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

89874432 is a wasteful number, since it uses less digits than its factorization.

89874432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108 (or 81 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 89874432 is about 9480.2126558427. The cubic root of 89874432 is about 447.9319624568.

The spelling of 89874432 in words is "eighty-nine million, eight hundred seventy-four thousand, four hundred thirty-two".