89804432 has 20 divisors (see below), whose sum is σ = 178241196. Its totient is φ = 43806720.

The previous prime is 89804413. The next prime is 89804441. The reversal of 89804432 is 23440898.

It can be written as a sum of positive squares in 2 ways, for example, as 12082576 + 77721856 = 3476^2 + 8816^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67793 + ... + 69104.

Almost surely, 2^89804432 is an apocalyptic number.

89804432 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

89804432 is a deficient number, since it is larger than the sum of its proper divisors (88436764).

89804432 is a wasteful number, since it uses less digits than its factorization.

89804432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136946 (or 136940 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 89804432 is about 9476.5200363847. The cubic root of 89804432 is about 447.8156394912.

The spelling of 89804432 in words is "eighty-nine million, eight hundred four thousand, four hundred thirty-two".