90283425 has 12 divisors (see below), whose sum is σ = 149268720. Its totient is φ = 48151120.

The previous prime is 90283397. The next prime is 90283451. The reversal of 90283425 is 52438209.

It is a happy number.

It is not a de Polignac number, because 90283425 - 2¹¹ = 90281377 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 11 ways as a sum of consecutive naturals, for example, 601815 + ... + 601964.

It is an arithmetic number, because the mean of its divisors is an integer number (12439060).

Almost surely, 2^90283425 is an apocalyptic number.

It is an amenable number.

90283425 is a deficient number, since it is larger than the sum of its proper divisors (58985295).

90283425 is a wasteful number, since it uses less digits than its factorization.

90283425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203792 (or 1203787 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 90283425 is about 9501.7590476711. The cubic root of 90283425 is about 448.6104047193.

The spelling of 90283425 in words is "ninety million, two hundred eighty-three thousand, four hundred twenty-five".