90032375 has 16 divisors (see below), whose sum is σ = 112634496. Its totient is φ = 71850400.

The previous prime is 90032363. The next prime is 90032381. The reversal of 90032375 is 57323009.

It is not a de Polignac number, because 90032375 - 2¹⁰ = 90031351 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 (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81074 + ... + 82176.

It is an arithmetic number, because the mean of its divisors is an integer number (7039656).

Almost surely, 2^90032375 is an apocalyptic number.

90032375 is a deficient number, since it is larger than the sum of its proper divisors (22602121).

90032375 is a wasteful number, since it uses less digits than its factorization.

90032375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1771 (or 1761 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 29.

The square root of 90032375 is about 9488.5391394039. The cubic root of 90032375 is about 448.1942035762.

The spelling of 90032375 in words is "ninety million, thirty-two thousand, three hundred seventy-five".