522340207 has 2 divisors, whose sum is σ = 522340208. Its totient is φ = 522340206.

The previous prime is 522340193. The next prime is 522340223. The reversal of 522340207 is 702043225.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 522340207 - 2²⁷ = 388122479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522340277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261170103 + 261170104.

It is an arithmetic number, because the mean of its divisors is an integer number (261170104).

Almost surely, 2^522340207 is an apocalyptic number.

522340207 is a deficient number, since it is larger than the sum of its proper divisors (1).

522340207 is an equidigital number, since it uses as much as digits as its factorization.

522340207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 522340207 is about 22854.7633328372. The cubic root of 522340207 is about 805.3496710135.

The spelling of 522340207 in words is "five hundred twenty-two million, three hundred forty thousand, two hundred seven".