6828713 has 4 divisors (see below), whose sum is σ = 7230420. Its totient is φ = 6427008.

The previous prime is 6828667. The next prime is 6828727. The reversal of 6828713 is 3178286.

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 2347024 + 4481689 = 1532^2 + 2117^2 .

It is a cyclic number.

It is not a de Polignac number, because 6828713 - 2⁸ = 6828457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6828743) 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, 200828 + ... + 200861.

It is an arithmetic number, because the mean of its divisors is an integer number (1807605).

Almost surely, 2^6828713 is an apocalyptic number.

It is an amenable number.

6828713 is a deficient number, since it is larger than the sum of its proper divisors (401707).

6828713 is a wasteful number, since it uses less digits than its factorization.

6828713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401706.

The product of its digits is 16128, while the sum is 35.

The square root of 6828713 is about 2613.1806290419. The cubic root of 6828713 is about 189.7199290056.

The spelling of 6828713 in words is "six million, eight hundred twenty-eight thousand, seven hundred thirteen".