522089 has 4 divisors (see below), whose sum is σ = 525456. Its totient is φ = 518724.

The previous prime is 522083. The next prime is 522113. The reversal of 522089 is 980225.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 522089 - 2⁴ = 522073 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (522083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1439 + ... + 1764.

It is an arithmetic number, because the mean of its divisors is an integer number (131364).

2⁵²²⁰⁸⁹ is an apocalyptic number.

It is an amenable number.

522089 is a deficient number, since it is larger than the sum of its proper divisors (3367).

522089 is a wasteful number, since it uses less digits than its factorization.

522089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3366.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 522089 is about 722.5572641667. The cubic root of 522089 is about 80.5220545772.

The spelling of 522089 in words is "five hundred twenty-two thousand, eighty-nine".