6856828 has 36 divisors (see below), whose sum is σ = 13644736. Its totient is φ = 3009600.

The previous prime is 6856819. The next prime is 6856841. The reversal of 6856828 is 8286586.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14776 + ... + 15232.

Almost surely, 2^6856828 is an apocalyptic number.

It is an amenable number.

6856828 is a deficient number, since it is larger than the sum of its proper divisors (6787908).

6856828 is a wasteful number, since it uses less digits than its factorization.

6856828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514 (or 501 counting only the distinct ones).

The product of its digits is 184320, while the sum is 43.

The square root of 6856828 is about 2618.5545631130. The cubic root of 6856828 is about 189.9799424810.

The spelling of 6856828 in words is "six million, eight hundred fifty-six thousand, eight hundred twenty-eight".