6827864 has 16 divisors (see below), whose sum is σ = 12861600. Its totient is φ = 3398112.

The previous prime is 6827839. The next prime is 6827867. The reversal of 6827864 is 4687286.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6827867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32 + ... + 3695.

It is an arithmetic number, because the mean of its divisors is an integer number (803850).

Almost surely, 2^6827864 is an apocalyptic number.

It is an amenable number.

6827864 is a deficient number, since it is larger than the sum of its proper divisors (6033736).

6827864 is a wasteful number, since it uses less digits than its factorization.

6827864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3962 (or 3958 counting only the distinct ones).

The product of its digits is 129024, while the sum is 41.

The square root of 6827864 is about 2613.0181782758. The cubic root of 6827864 is about 189.7120661821.

The spelling of 6827864 in words is "six million, eight hundred twenty-seven thousand, eight hundred sixty-four".