852857 has 2 divisors, whose sum is σ = 852858. Its totient is φ = 852856.

The previous prime is 852851. The next prime is 852871. The reversal of 852857 is 758258.

852857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 606841 + 246016 = 779^2 + 496^2 .

It is a cyclic number.

It is not a de Polignac number, because 852857 - 2⁶ = 852793 is a prime.

It is not a weakly prime, because it can be changed into another prime (852851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426428 + 426429.

It is an arithmetic number, because the mean of its divisors is an integer number (426429).

2⁸⁵²⁸⁵⁷ is an apocalyptic number.

It is an amenable number.

852857 is a deficient number, since it is larger than the sum of its proper divisors (1).

852857 is an equidigital number, since it uses as much as digits as its factorization.

852857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22400, while the sum is 35.

The square root of 852857 is about 923.5025717344. The cubic root of 852857 is about 94.8328362219.

The spelling of 852857 in words is "eight hundred fifty-two thousand, eight hundred fifty-seven".