522236 has 36 divisors (see below), whose sum is σ = 1094856. Its totient is φ = 216480.

The previous prime is 522233. The next prime is 522239. The reversal of 522236 is 632225.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (522233) and next prime (522239).

It is a d-powerful number, because it can be written as 5⁸ + 2² + 2⁸ + 2¹⁷ + 3⁵ + 6² .

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6251 + ... + 6333.

2⁵²²²³⁶ is an apocalyptic number.

It is an amenable number.

522236 is an abundant number, since it is smaller than the sum of its proper divisors (572620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

522236 is a wasteful number, since it uses less digits than its factorization.

522236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122 (or 109 counting only the distinct ones).

The product of its digits is 720, while the sum is 20.

The square root of 522236 is about 722.6589790489. The cubic root of 522236 is about 80.5296111632.

The spelling of 522236 in words is "five hundred twenty-two thousand, two hundred thirty-six".