522542219 has 2 divisors, whose sum is σ = 522542220. Its totient is φ = 522542218.

The previous prime is 522542197. The next prime is 522542227. The reversal of 522542219 is 912245225.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 522542219 - 2¹² = 522538123 is a prime.

It is a super-2 number, since 2×522542219² = 546100741274887922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (522542269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261271109 + 261271110.

It is an arithmetic number, because the mean of its divisors is an integer number (261271110).

Almost surely, 2^522542219 is an apocalyptic number.

522542219 is a deficient number, since it is larger than the sum of its proper divisors (1).

522542219 is an equidigital number, since it uses as much as digits as its factorization.

522542219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 32.

The square root of 522542219 is about 22859.1823782042. The cubic root of 522542219 is about 805.4534790470.

The spelling of 522542219 in words is "five hundred twenty-two million, five hundred forty-two thousand, two hundred nineteen".