89065872 has 80 divisors (see below), whose sum is σ = 292183680. Its totient is φ = 25446528.

The previous prime is 89065871. The next prime is 89065877. The reversal of 89065872 is 27856098.

It is not an unprimeable number, because it can be changed into a prime (89065871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11703 + ... + 17750.

It is an arithmetic number, because the mean of its divisors is an integer number (3652296).

Almost surely, 2^89065872 is an apocalyptic number.

It is an amenable number.

89065872 is an abundant number, since it is smaller than the sum of its proper divisors (203117808).

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

89065872 is a wasteful number, since it uses less digits than its factorization.

89065872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29477 (or 29465 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 89065872 is about 9437.4716953218. The cubic root of 89065872 is about 446.5846328395.

The spelling of 89065872 in words is "eighty-nine million, sixty-five thousand, eight hundred seventy-two".