522371 has 2 divisors, whose sum is σ = 522372. Its totient is φ = 522370.

The previous prime is 522337. The next prime is 522373. The reversal of 522371 is 173225.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-522371 is a prime.

Together with 522373, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (522373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261185 + 261186.

It is an arithmetic number, because the mean of its divisors is an integer number (261186).

2⁵²²³⁷¹ is an apocalyptic number.

522371 is a deficient number, since it is larger than the sum of its proper divisors (1).

522371 is an equidigital number, since it uses as much as digits as its factorization.

522371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 420, while the sum is 20.

The square root of 522371 is about 722.7523780660. The cubic root of 522371 is about 80.5365496361.

Adding to 522371 its reverse (173225), we get a palindrome (695596).

The spelling of 522371 in words is "five hundred twenty-two thousand, three hundred seventy-one".