852485 has 4 divisors (see below), whose sum is σ = 1022988. Its totient is φ = 681984.

The previous prime is 852463. The next prime is 852521. The reversal of 852485 is 584258.

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

It can be written as a sum of positive squares in 2 ways, for example, as 264196 + 588289 = 514^2 + 767^2 .

It is a cyclic number.

It is not a de Polignac number, because 852485 - 2¹⁶ = 786949 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85244 + ... + 85253.

It is an arithmetic number, because the mean of its divisors is an integer number (255747).

2⁸⁵²⁴⁸⁵ is an apocalyptic number.

It is an amenable number.

852485 is a deficient number, since it is larger than the sum of its proper divisors (170503).

852485 is a wasteful number, since it uses less digits than its factorization.

852485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170502.

The product of its digits is 12800, while the sum is 32.

The square root of 852485 is about 923.3011426398. The cubic root of 852485 is about 94.8190461237.

The spelling of 852485 in words is "eight hundred fifty-two thousand, four hundred eighty-five".