522679 has 2 divisors, whose sum is σ = 522680. Its totient is φ = 522678.

The previous prime is 522677. The next prime is 522689. The reversal of 522679 is 976225.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 522679 - 2¹ = 522677 is a prime.

Together with 522677, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 5⁷ + 2¹⁵ + 6⁷ + 2¹⁷ + 7² + 9³ .

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 522679.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261339 + 261340.

It is an arithmetic number, because the mean of its divisors is an integer number (261340).

2⁵²²⁶⁷⁹ is an apocalyptic number.

522679 is a deficient number, since it is larger than the sum of its proper divisors (1).

522679 is an equidigital number, since it uses as much as digits as its factorization.

522679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 31.

The square root of 522679 is about 722.9654210265. The cubic root of 522679 is about 80.5523751596.

The spelling of 522679 in words is "five hundred twenty-two thousand, six hundred seventy-nine".