6842 has 8 divisors (see below), whose sum is σ = 11232. Its totient is φ = 3100.

The previous prime is 6841. The next prime is 6857. The reversal of 6842 is 2486.

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

It is a partition number, being equal to the number of ways a set of 31 identical objects can be partitioned into subset.

It is not an unprimeable number, because it can be changed into a prime (6841) 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, 134 + ... + 177.

It is an arithmetic number, because the mean of its divisors is an integer number (1404).

6842 is a deficient number, since it is larger than the sum of its proper divisors (4390).

6842 is a wasteful number, since it uses less digits than its factorization.

6842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324.

The product of its digits is 384, while the sum is 20.

The square root of 6842 is about 82.7163828996. The cubic root of 6842 is about 18.9842898761.

Subtracting from 6842 its reverse (2486), we obtain a square (4356 = 66²).

It can be divided in two parts, 684 and 2, that added together give a palindrome (686).

The spelling of 6842 in words is "six thousand, eight hundred forty-two".