852931 has 4 divisors (see below), whose sum is σ = 855000. Its totient is φ = 850864.

The previous prime is 852913. The next prime is 852937. The reversal of 852931 is 139258.

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

It is a cyclic number.

It is not a de Polignac number, because 852931 - 2¹⁵ = 820163 is a prime.

It is a super-2 number, since 2×852931² = 1454982581522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 852931.

It is not an unprimeable number, because it can be changed into a prime (852937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181 + ... + 1318.

It is an arithmetic number, because the mean of its divisors is an integer number (213750).

2⁸⁵²⁹³¹ is an apocalyptic number.

852931 is a deficient number, since it is larger than the sum of its proper divisors (2069).

852931 is a wasteful number, since it uses less digits than its factorization.

852931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2068.

The product of its digits is 2160, while the sum is 28.

The square root of 852931 is about 923.5426357240. The cubic root of 852931 is about 94.8355789353.

The spelling of 852931 in words is "eight hundred fifty-two thousand, nine hundred thirty-one".