90003227 has 2 divisors, whose sum is σ = 90003228. Its totient is φ = 90003226.

The previous prime is 90003191. The next prime is 90003239. The reversal of 90003227 is 72230009.

It is a strong prime.

It is an emirp because it is prime and its reverse (72230009) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90003227 - 2⁸ = 90002971 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (90008227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45001613 + 45001614.

It is an arithmetic number, because the mean of its divisors is an integer number (45001614).

Almost surely, 2^90003227 is an apocalyptic number.

90003227 is a deficient number, since it is larger than the sum of its proper divisors (1).

90003227 is an equidigital number, since it uses as much as digits as its factorization.

90003227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 90003227 is about 9487.0030568141. The cubic root of 90003227 is about 448.1458307003.

The spelling of 90003227 in words is "ninety million, three thousand, two hundred twenty-seven".