522443 has 8 divisors (see below), whose sum is σ = 568320. Its totient is φ = 478440.

The previous prime is 522439. The next prime is 522449. The reversal of 522443 is 344225.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 522443 - 2² = 522439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (522449) 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 in 7 ways as a sum of consecutive naturals, for example, 146 + ... + 1032.

It is an arithmetic number, because the mean of its divisors is an integer number (71040).

2⁵²²⁴⁴³ is an apocalyptic number.

522443 is a deficient number, since it is larger than the sum of its proper divisors (45877).

522443 is a wasteful number, since it uses less digits than its factorization.

522443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937.

The product of its digits is 960, while the sum is 20.

The square root of 522443 is about 722.8021859402. The cubic root of 522443 is about 80.5402496661.

Adding to 522443 its reverse (344225), we get a palindrome (866668).

The spelling of 522443 in words is "five hundred twenty-two thousand, four hundred forty-three".