6846891 has 16 divisors (see below), whose sum is σ = 9400320. Its totient is φ = 4431200.

The previous prime is 6846881. The next prime is 6846899. The reversal of 6846891 is 1986486.

It is a cyclic number.

It is not a de Polignac number, because 6846891 - 2⁹ = 6846379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6846899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17686 + ... + 18068.

It is an arithmetic number, because the mean of its divisors is an integer number (587520).

Almost surely, 2^6846891 is an apocalyptic number.

6846891 is a deficient number, since it is larger than the sum of its proper divisors (2553429).

6846891 is a wasteful number, since it uses less digits than its factorization.

6846891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546.

The product of its digits is 82944, while the sum is 42.

The square root of 6846891 is about 2616.6564543325. The cubic root of 6846891 is about 189.8881243508. Note that the first 3 decimals are identical.

The spelling of 6846891 in words is "six million, eight hundred forty-six thousand, eight hundred ninety-one".