6684222 has 8 divisors (see below), whose sum is σ = 13368456. Its totient is φ = 2228072.

The previous prime is 6684203. The next prime is 6684229. The reversal of 6684222 is 2224866.

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

6684222 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 6684222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6684229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 557013 + ... + 557024.

It is an arithmetic number, because the mean of its divisors is an integer number (1671057).

Almost surely, 2^6684222 is an apocalyptic number.

6684222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6684222 is a wasteful number, since it uses less digits than its factorization.

6684222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114042.

The product of its digits is 9216, while the sum is 30.

The square root of 6684222 is about 2585.3862380697. The cubic root of 6684222 is about 188.3722629908.

The spelling of 6684222 in words is "six million, six hundred eighty-four thousand, two hundred twenty-two".