90330875 has 16 divisors (see below), whose sum is σ = 115785696. Its totient is φ = 70308000.

The previous prime is 90330871. The next prime is 90330881. The reversal of 90330875 is 57803309.

It is not a de Polignac number, because 90330875 - 2² = 90330871 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90330871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5141 + ... + 14390.

It is an arithmetic number, because the mean of its divisors is an integer number (7236606).

Almost surely, 2^90330875 is an apocalyptic number.

90330875 is a deficient number, since it is larger than the sum of its proper divisors (25454821).

90330875 is a wasteful number, since it uses less digits than its factorization.

90330875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19583 (or 19573 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 90330875 is about 9504.2556257710. The cubic root of 90330875 is about 448.6889825816.

The spelling of 90330875 in words is "ninety million, three hundred thirty thousand, eight hundred seventy-five".