856234 has 8 divisors (see below), whose sum is σ = 1294848. Its totient is φ = 424620.

The previous prime is 856213. The next prime is 856237. The reversal of 856234 is 432658.

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

It is not an unprimeable number, because it can be changed into a prime (856237) 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, 1432 + ... + 1939.

It is an arithmetic number, because the mean of its divisors is an integer number (161856).

2⁸⁵⁶²³⁴ is an apocalyptic number.

856234 is a deficient number, since it is larger than the sum of its proper divisors (438614).

856234 is a wasteful number, since it uses less digits than its factorization.

856234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3500.

The product of its digits is 5760, while the sum is 28.

The square root of 856234 is about 925.3291306341. The cubic root of 856234 is about 94.9578390942.

The spelling of 856234 in words is "eight hundred fifty-six thousand, two hundred thirty-four".