6822218 has 16 divisors (see below), whose sum is σ = 11110176. Its totient is φ = 3123120.

The previous prime is 6822217. The next prime is 6822269. The reversal of 6822218 is 8122286.

It is not an unprimeable number, because it can be changed into a prime (6822217) 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, 2405 + ... + 4407.

It is an arithmetic number, because the mean of its divisors is an integer number (694386).

Almost surely, 2^6822218 is an apocalyptic number.

6822218 is a deficient number, since it is larger than the sum of its proper divisors (4287958).

6822218 is a wasteful number, since it uses less digits than its factorization.

6822218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2149.

The product of its digits is 3072, while the sum is 29.

The square root of 6822218 is about 2611.9375949666. The cubic root of 6822218 is about 189.6597604293.

The spelling of 6822218 in words is "six million, eight hundred twenty-two thousand, two hundred eighteen".