522947 has 2 divisors, whose sum is σ = 522948. Its totient is φ = 522946.

The previous prime is 522943. The next prime is 522959. The reversal of 522947 is 749225.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 522947 - 2² = 522943 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (522943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261473 + 261474.

It is an arithmetic number, because the mean of its divisors is an integer number (261474).

2⁵²²⁹⁴⁷ is an apocalyptic number.

522947 is a deficient number, since it is larger than the sum of its proper divisors (1).

522947 is an equidigital number, since it uses as much as digits as its factorization.

522947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 29.

The square root of 522947 is about 723.1507450041. The cubic root of 522947 is about 80.5661403628.

The spelling of 522947 in words is "five hundred twenty-two thousand, nine hundred forty-seven".