6728306 has 16 divisors (see below), whose sum is σ = 10922688. Its totient is φ = 3090000.

The previous prime is 6728279. The next prime is 6728321. The reversal of 6728306 is 6038276.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6011 + ... + 7041.

It is an arithmetic number, because the mean of its divisors is an integer number (682668).

Almost surely, 2^6728306 is an apocalyptic number.

6728306 is a deficient number, since it is larger than the sum of its proper divisors (4194382).

6728306 is a wasteful number, since it uses less digits than its factorization.

6728306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1297.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 6728306 is about 2593.8978391602. The cubic root of 6728306 is about 188.7854755476.

The spelling of 6728306 in words is "six million, seven hundred twenty-eight thousand, three hundred six".