522526 has 8 divisors (see below), whose sum is σ = 796824. Its totient is φ = 256920.

The previous prime is 522523. The next prime is 522541. The reversal of 522526 is 625225.

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 5² + 2⁸ + 5⁸ + 2⁹ + 2¹⁷ + 6² .

It is a junction number, because it is equal to n+sod(n) for n = 522497 and 522506.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2020 + ... + 2263.

It is an arithmetic number, because the mean of its divisors is an integer number (99603).

2⁵²²⁵²⁶ is an apocalyptic number.

522526 is a deficient number, since it is larger than the sum of its proper divisors (274298).

522526 is a wasteful number, since it uses less digits than its factorization.

522526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4346.

The product of its digits is 1200, while the sum is 22.

The square root of 522526 is about 722.8595990924. The cubic root of 522526 is about 80.5445145567.

The spelling of 522526 in words is "five hundred twenty-two thousand, five hundred twenty-six".