6728322 has 8 divisors (see below), whose sum is σ = 13456656. Its totient is φ = 2242772.

The previous prime is 6728321. The next prime is 6728327. The reversal of 6728322 is 2238276.

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

6728322 is an admirable number.

It is a d-powerful number, because it can be written as 6⁸ + 7⁷ + 2¹³ + 8⁴ + 3⁷ + 2¹⁴ + 2²² .

It is a self number, because there is not a number n which added to its sum of digits gives 6728322.

It is not an unprimeable number, because it can be changed into a prime (6728321) 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, 560688 + ... + 560699.

It is an arithmetic number, because the mean of its divisors is an integer number (1682082).

Almost surely, 2^6728322 is an apocalyptic number.

6728322 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.

6728322 is a wasteful number, since it uses less digits than its factorization.

6728322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121392.

The product of its digits is 8064, while the sum is 30.

The square root of 6728322 is about 2593.9009233199. The cubic root of 6728322 is about 188.7856251923.

The spelling of 6728322 in words is "six million, seven hundred twenty-eight thousand, three hundred twenty-two".