89725975 has 12 divisors (see below), whose sum is σ = 111428136. Its totient is φ = 71672480.

The previous prime is 89725963. The next prime is 89726003. The reversal of 89725975 is 57952798.

It is not a de Polignac number, because 89725975 - 2⁵ = 89725943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17004 + ... + 21646.

It is an arithmetic number, because the mean of its divisors is an integer number (9285678).

Almost surely, 2^89725975 is an apocalyptic number.

89725975 is a deficient number, since it is larger than the sum of its proper divisors (21702161).

89725975 is a wasteful number, since it uses less digits than its factorization.

89725975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5426 (or 5421 counting only the distinct ones).

The product of its digits is 1587600, while the sum is 52.

The square root of 89725975 is about 9472.3795848773. The cubic root of 89725975 is about 447.6851911847.

The spelling of 89725975 in words is "eighty-nine million, seven hundred twenty-five thousand, nine hundred seventy-five".