522542227 has 2 divisors, whose sum is σ = 522542228. Its totient is φ = 522542226.

The previous prime is 522542219. The next prime is 522542269. The reversal of 522542227 is 722245225.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 522542227 - 2³ = 522542219 is a prime.

It is not a weakly prime, because it can be changed into another prime (522572227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261271113 + 261271114.

It is an arithmetic number, because the mean of its divisors is an integer number (261271114).

Almost surely, 2^522542227 is an apocalyptic number.

522542227 is a deficient number, since it is larger than the sum of its proper divisors (1).

522542227 is an equidigital number, since it uses as much as digits as its factorization.

522542227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22400, while the sum is 31.

The square root of 522542227 is about 22859.1825531886. The cubic root of 522542227 is about 805.4534831574.

The spelling of 522542227 in words is "five hundred twenty-two million, five hundred forty-two thousand, two hundred twenty-seven".