6812864 has 14 divisors (see below), whose sum is σ = 13519404. Its totient is φ = 3406400.

The previous prime is 6812857. The next prime is 6812867. The reversal of 6812864 is 4682186.

It is not an unprimeable number, because it can be changed into a prime (6812867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53162 + ... + 53289.

Almost surely, 2^6812864 is an apocalyptic number.

6812864 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

6812864 is a deficient number, since it is larger than the sum of its proper divisors (6706540).

6812864 is a wasteful number, since it uses less digits than its factorization.

6812864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106463 (or 106453 counting only the distinct ones).

The product of its digits is 18432, while the sum is 35.

The square root of 6812864 is about 2610.1463560498. The cubic root of 6812864 is about 189.5730394228.

The spelling of 6812864 in words is "six million, eight hundred twelve thousand, eight hundred sixty-four".