90025227 has 6 divisors (see below), whose sum is σ = 130036452. Its totient is φ = 60016812.

The previous prime is 90025223. The next prime is 90025241. The reversal of 90025227 is 72252009.

It is a happy number.

It is not a de Polignac number, because 90025227 - 2² = 90025223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 90025227.

It is not an unprimeable number, because it can be changed into a prime (90025223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5001393 + ... + 5001410.

It is an arithmetic number, because the mean of its divisors is an integer number (21672742).

Almost surely, 2^90025227 is an apocalyptic number.

90025227 is a deficient number, since it is larger than the sum of its proper divisors (40011225).

90025227 is a wasteful number, since it uses less digits than its factorization.

90025227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10002809 (or 10002806 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 90025227 is about 9488.1624669901. The cubic root of 90025227 is about 448.1823420025.

The spelling of 90025227 in words is "ninety million, twenty-five thousand, two hundred twenty-seven".