852839 has 12 divisors (see below), whose sum is σ = 979944. Its totient is φ = 737664.

The previous prime is 852833. The next prime is 852847. The reversal of 852839 is 938258.

852839 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 852839 - 2⁸ = 852583 is a prime.

It is a d-powerful number, because it can be written as 8² + 5³ + 8⁶ + 2⁴ + 3¹² + 9⁵ .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 852799 and 852808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852833) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3644 + ... + 3870.

It is an arithmetic number, because the mean of its divisors is an integer number (81662).

2⁸⁵²⁸³⁹ is an apocalyptic number.

852839 is a deficient number, since it is larger than the sum of its proper divisors (127105).

852839 is a wasteful number, since it uses less digits than its factorization.

852839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274 (or 257 counting only the distinct ones).

The product of its digits is 17280, while the sum is 35.

The square root of 852839 is about 923.4928261768. The cubic root of 852839 is about 94.8321690514.

The spelling of 852839 in words is "eight hundred fifty-two thousand, eight hundred thirty-nine".