522979 has 4 divisors (see below), whose sum is σ = 526176. Its totient is φ = 519784.

The previous prime is 522961. The next prime is 522989. The reversal of 522979 is 979225.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 522979 - 2⁵ = 522947 is a prime.

It is a Duffinian number.

522979 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (522919) 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, 1339 + ... + 1684.

It is an arithmetic number, because the mean of its divisors is an integer number (131544).

2⁵²²⁹⁷⁹ is an apocalyptic number.

522979 is a deficient number, since it is larger than the sum of its proper divisors (3197).

522979 is a wasteful number, since it uses less digits than its factorization.

522979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3196.

The product of its digits is 11340, while the sum is 34.

The square root of 522979 is about 723.1728700663. The cubic root of 522979 is about 80.5677836548.

The spelling of 522979 in words is "five hundred twenty-two thousand, nine hundred seventy-nine".