522527 has 4 divisors (see below), whose sum is σ = 532440. Its totient is φ = 512616.

The previous prime is 522523. The next prime is 522541. The reversal of 522527 is 725225.

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

It is not a de Polignac number, because 522527 - 2² = 522523 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522521) 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, 4877 + ... + 4982.

It is an arithmetic number, because the mean of its divisors is an integer number (133110).

2⁵²²⁵²⁷ is an apocalyptic number.

522527 is a deficient number, since it is larger than the sum of its proper divisors (9913).

522527 is an equidigital number, since it uses as much as digits as its factorization.

522527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9912.

The product of its digits is 1400, while the sum is 23.

The square root of 522527 is about 722.8602907893. The cubic root of 522527 is about 80.5445659382.

The spelling of 522527 in words is "five hundred twenty-two thousand, five hundred twenty-seven".