852185 has 8 divisors (see below), whose sum is σ = 1047816. Its totient is φ = 664960.

The previous prime is 852179. The next prime is 852191. The reversal of 852185 is 581258.

It is an interprime number because it is at equal distance from previous prime (852179) and next prime (852191).

It can be written as a sum of positive squares in 4 ways, for example, as 256 + 851929 = 16^2 + 923^2 .

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

It is not a de Polignac number, because 852185 - 2⁶ = 852121 is a prime.

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

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 7 ways as a sum of consecutive naturals, for example, 1874 + ... + 2283.

It is an arithmetic number, because the mean of its divisors is an integer number (130977).

2⁸⁵²¹⁸⁵ is an apocalyptic number.

It is an amenable number.

852185 is a deficient number, since it is larger than the sum of its proper divisors (195631).

852185 is a wasteful number, since it uses less digits than its factorization.

852185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4203.

The product of its digits is 3200, while the sum is 29.

The square root of 852185 is about 923.1386678067. The cubic root of 852185 is about 94.8079221542.

The spelling of 852185 in words is "eight hundred fifty-two thousand, one hundred eighty-five".