522274 has 8 divisors (see below), whose sum is σ = 829548. Its totient is φ = 245760.

The previous prime is 522259. The next prime is 522281. The reversal of 522274 is 472225.

It can be written as a sum of positive squares in 2 ways, for example, as 480249 + 42025 = 693^2 + 205^2 .

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

It is a d-powerful number, because it can be written as 5⁸ + 2⁹ + 2¹⁶ + 2¹⁶ + 7² + 4² .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7647 + ... + 7714.

2⁵²²²⁷⁴ is an apocalyptic number.

522274 is a deficient number, since it is larger than the sum of its proper divisors (307274).

522274 is a wasteful number, since it uses less digits than its factorization.

522274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15380.

The product of its digits is 1120, while the sum is 22.

The square root of 522274 is about 722.6852703632. The cubic root of 522274 is about 80.5315643358.

Adding to 522274 its reverse (472225), we get a palindrome (994499).

The spelling of 522274 in words is "five hundred twenty-two thousand, two hundred seventy-four".