6851156 has 24 divisors (see below), whose sum is σ = 12983040. Its totient is φ = 3144672.

The previous prime is 6851149. The next prime is 6851167. The reversal of 6851156 is 6511586.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18485 + ... + 18851.

It is an arithmetic number, because the mean of its divisors is an integer number (540960).

Almost surely, 2^6851156 is an apocalyptic number.

It is an amenable number.

6851156 is a deficient number, since it is larger than the sum of its proper divisors (6131884).

6851156 is a wasteful number, since it uses less digits than its factorization.

6851156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743 (or 741 counting only the distinct ones).

The product of its digits is 7200, while the sum is 32.

The square root of 6851156 is about 2617.4712987920. The cubic root of 6851156 is about 189.9275439330.

It can be divided in two parts, 6851 and 156, that added together give a palindrome (7007).

The spelling of 6851156 in words is "six million, eight hundred fifty-one thousand, one hundred fifty-six".