6844321 has 8 divisors (see below), whose sum is σ = 7487424. Its totient is φ = 6204720.

The previous prime is 6844309. The next prime is 6844339. The reversal of 6844321 is 1234486.

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

It is a cyclic number.

It is not a de Polignac number, because 6844321 - 2⁵ = 6844289 is a prime.

It is a Duffinian number.

6844321 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 6844321.

It is not an unprimeable number, because it can be changed into a prime (6844121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4915 + ... + 6151.

It is an arithmetic number, because the mean of its divisors is an integer number (935928).

Almost surely, 2^6844321 is an apocalyptic number.

It is an amenable number.

6844321 is a deficient number, since it is larger than the sum of its proper divisors (643103).

6844321 is a wasteful number, since it uses less digits than its factorization.

6844321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1751.

The product of its digits is 4608, while the sum is 28.

The square root of 6844321 is about 2616.1653235222. The cubic root of 6844321 is about 189.8643630285.

It can be divided in two parts, 684 and 4321, that added together give a palindrome (5005).

The spelling of 6844321 in words is "six million, eight hundred forty-four thousand, three hundred twenty-one".