6328705 has 4 divisors (see below), whose sum is σ = 7594452. Its totient is φ = 5062960.

The previous prime is 6328687. The next prime is 6328711. The reversal of 6328705 is 5078236.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 839056 + 5489649 = 916^2 + 2343^2 .

It is not a de Polignac number, because 6328705 - 2⁹ = 6328193 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 632866 + ... + 632875.

It is an arithmetic number, because the mean of its divisors is an integer number (1898613).

Almost surely, 2^6328705 is an apocalyptic number.

It is an amenable number.

6328705 is a deficient number, since it is larger than the sum of its proper divisors (1265747).

6328705 is a wasteful number, since it uses less digits than its factorization.

6328705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265746.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 6328705 is about 2515.6917537727. The cubic root of 6328705 is about 184.9715563770.

The spelling of 6328705 in words is "six million, three hundred twenty-eight thousand, seven hundred five".