852522 has 16 divisors (see below), whose sum is σ = 1860192. Its totient is φ = 258320.

The previous prime is 852521. The next prime is 852557. The reversal of 852522 is 225258.

It is a junction number, because it is equal to n+sod(n) for n = 852492 and 852501.

It is not an unprimeable number, because it can be changed into a prime (852521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6393 + ... + 6524.

It is an arithmetic number, because the mean of its divisors is an integer number (116262).

2⁸⁵²⁵²² is an apocalyptic number.

852522 is an abundant number, since it is smaller than the sum of its proper divisors (1007670).

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

852522 is a wasteful number, since it uses less digits than its factorization.

852522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12933.

The product of its digits is 1600, while the sum is 24.

The square root of 852522 is about 923.3211792221. The cubic root of 852522 is about 94.8204178991.

Subtracting from 852522 its reverse (225258), we obtain a square (627264 = 792²).

The spelling of 852522 in words is "eight hundred fifty-two thousand, five hundred twenty-two".