522247097 has 2 divisors, whose sum is σ = 522247098. Its totient is φ = 522247096.

The previous prime is 522247079. The next prime is 522247133. The reversal of 522247097 is 790742225.

Together with previous prime (522247079) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 519110656 + 3136441 = 22784^2 + 1771^2 .

It is a cyclic number.

It is not a de Polignac number, because 522247097 - 2²⁰ = 521198521 is a prime.

It is a super-4 number, since 4×522247097⁴ (a number of 36 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 522247097.

It is not a weakly prime, because it can be changed into another prime (522247007) 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, 261123548 + 261123549.

It is an arithmetic number, because the mean of its divisors is an integer number (261123549).

Almost surely, 2^522247097 is an apocalyptic number.

It is an amenable number.

522247097 is a deficient number, since it is larger than the sum of its proper divisors (1).

522247097 is an equidigital number, since it uses as much as digits as its factorization.

522247097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 522247097 is about 22852.7262487433. The cubic root of 522247097 is about 805.3018155081.

The spelling of 522247097 in words is "five hundred twenty-two million, two hundred forty-seven thousand, ninety-seven".