856246 has 8 divisors (see below), whose sum is σ = 1311840. Its totient is φ = 418968.

The previous prime is 856241. The next prime is 856249. The reversal of 856246 is 642658.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (856241) by changing a digit.

856246 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 in 3 ways as a sum of consecutive naturals, for example, 4461 + ... + 4648.

It is an arithmetic number, because the mean of its divisors is an integer number (163980).

2⁸⁵⁶²⁴⁶ is an apocalyptic number.

856246 is a deficient number, since it is larger than the sum of its proper divisors (455594).

856246 is a wasteful number, since it uses less digits than its factorization.

856246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9158.

The product of its digits is 11520, while the sum is 31.

The square root of 856246 is about 925.3356147907. The cubic root of 856246 is about 94.9582826991.

The spelling of 856246 in words is "eight hundred fifty-six thousand, two hundred forty-six".