6803865 has 32 divisors (see below), whose sum is σ = 12240000. Its totient is φ = 3585600.

The previous prime is 6803851. The next prime is 6803869. The reversal of 6803865 is 5683086.

It is not a de Polignac number, because 6803865 - 2⁶ = 6803801 is a prime.

It is a Curzon number.

6803865 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6803869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13386 + ... + 13884.

It is an arithmetic number, because the mean of its divisors is an integer number (382500).

Almost surely, 2^6803865 is an apocalyptic number.

It is an amenable number.

6803865 is a deficient number, since it is larger than the sum of its proper divisors (5436135).

6803865 is a wasteful number, since it uses less digits than its factorization.

6803865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614 (or 608 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 6803865 is about 2608.4219367273. The cubic root of 6803865 is about 189.4895346755.

The spelling of 6803865 in words is "six million, eight hundred three thousand, eight hundred sixty-five".