522702 has 24 divisors (see below), whose sum is σ = 1151280. Its totient is φ = 171360.

The previous prime is 522689. The next prime is 522703. The reversal of 522702 is 207225.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522703) by changing a digit.

522702 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1074 + ... + 1482.

It is an arithmetic number, because the mean of its divisors is an integer number (47970).

2⁵²²⁷⁰² is an apocalyptic number.

522702 is an abundant number, since it is smaller than the sum of its proper divisors (628578).

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

522702 is a wasteful number, since it uses less digits than its factorization.

522702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488 (or 485 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 18.

The square root of 522702 is about 722.9813275597. The cubic root of 522702 is about 80.5535566862.

Adding to 522702 its reverse (207225), we get a palindrome (729927).

The spelling of 522702 in words is "five hundred twenty-two thousand, seven hundred two".