90283275 has 48 divisors (see below), whose sum is σ = 168739200. Its totient is φ = 47314080.

The previous prime is 90283267. The next prime is 90283309. The reversal of 90283275 is 57238209.

It is a happy number.

It is not a de Polignac number, because 90283275 - 2³ = 90283267 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 38692 + ... + 40958.

It is an arithmetic number, because the mean of its divisors is an integer number (3515400).

Almost surely, 2^90283275 is an apocalyptic number.

90283275 is a deficient number, since it is larger than the sum of its proper divisors (78455925).

90283275 is a wasteful number, since it uses less digits than its factorization.

90283275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2345 (or 2334 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 90283275 is about 9501.7511543925. The cubic root of 90283275 is about 448.6101562735.

The spelling of 90283275 in words is "ninety million, two hundred eighty-three thousand, two hundred seventy-five".