89190975 has 12 divisors (see below), whose sum is σ = 147462536. Its totient is φ = 47568480.

The previous prime is 89190971. The next prime is 89190989. The reversal of 89190975 is 57909198.

It is not a de Polignac number, because 89190975 - 2² = 89190971 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89190971) 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, 594532 + ... + 594681.

Almost surely, 2^89190975 is an apocalyptic number.

89190975 is a deficient number, since it is larger than the sum of its proper divisors (58271561).

89190975 is a wasteful number, since it uses less digits than its factorization.

89190975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189226 (or 1189221 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 48.

The square root of 89190975 is about 9444.0973629035. The cubic root of 89190975 is about 446.7936277416.

The spelling of 89190975 in words is "eighty-nine million, one hundred ninety thousand, nine hundred seventy-five".