6799221 has 40 divisors (see below), whose sum is σ = 11952864. Its totient is φ = 3797280.

The previous prime is 6799189. The next prime is 6799223. The reversal of 6799221 is 1229976.

It is not a de Polignac number, because 6799221 - 2⁵ = 6799189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6799223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 11290 + ... + 11876.

Almost surely, 2^6799221 is an apocalyptic number.

It is an amenable number.

6799221 is a deficient number, since it is larger than the sum of its proper divisors (5153643).

6799221 is a wasteful number, since it uses less digits than its factorization.

6799221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623 (or 614 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 6799221 is about 2607.5315913714. The cubic root of 6799221 is about 189.4464126319.

The spelling of 6799221 in words is "six million, seven hundred ninety-nine thousand, two hundred twenty-one".