852565 has 8 divisors (see below), whose sum is σ = 1169280. Its totient is φ = 584592.

The previous prime is 852563. The next prime is 852569. The reversal of 852565 is 565258.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 852565 - 2¹ = 852563 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12145 + ... + 12214.

It is an arithmetic number, because the mean of its divisors is an integer number (146160).

2⁸⁵²⁵⁶⁵ is an apocalyptic number.

It is an amenable number.

852565 is a deficient number, since it is larger than the sum of its proper divisors (316715).

852565 is a wasteful number, since it uses less digits than its factorization.

852565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24371.

The product of its digits is 12000, while the sum is 31.

The square root of 852565 is about 923.3444644335. The cubic root of 852565 is about 94.8220120747.

The spelling of 852565 in words is "eight hundred fifty-two thousand, five hundred sixty-five".