856852 has 6 divisors (see below), whose sum is σ = 1499498. Its totient is φ = 428424.

The previous prime is 856847. The next prime is 856853. The reversal of 856852 is 258658.

856852 is nontrivially palindromic in base 5.

It can be written as a sum of positive squares in only one way, i.e., 538756 + 318096 = 734^2 + 564^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (856853) by changing a digit.

856852 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107103 + ... + 107110.

2⁸⁵⁶⁸⁵² is an apocalyptic number.

It is an amenable number.

856852 is a deficient number, since it is larger than the sum of its proper divisors (642646).

856852 is a wasteful number, since it uses less digits than its factorization.

856852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214217 (or 214215 counting only the distinct ones).

The product of its digits is 19200, while the sum is 34.

The square root of 856852 is about 925.6630056343. The cubic root of 856852 is about 94.9806793581.

The spelling of 856852 in words is "eight hundred fifty-six thousand, eight hundred fifty-two".