6728822 has 8 divisors (see below), whose sum is σ = 10193472. Its totient is φ = 3331000.

The previous prime is 6728809. The next prime is 6728833. The reversal of 6728822 is 2288276.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 16454 + ... + 16857.

It is an arithmetic number, because the mean of its divisors is an integer number (1274184).

Almost surely, 2^6728822 is an apocalyptic number.

6728822 is a deficient number, since it is larger than the sum of its proper divisors (3464650).

6728822 is a wasteful number, since it uses less digits than its factorization.

6728822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33414.

The product of its digits is 21504, while the sum is 35.

The square root of 6728822 is about 2593.9973014635. The cubic root of 6728822 is about 188.7903014684.

The spelling of 6728822 in words is "six million, seven hundred twenty-eight thousand, eight hundred twenty-two".