6777868 has 6 divisors (see below), whose sum is σ = 11861276. Its totient is φ = 3388932.

The previous prime is 6777839. The next prime is 6777923. The reversal of 6777868 is 8687776.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 847230 + ... + 847237.

Almost surely, 2^6777868 is an apocalyptic number.

It is an amenable number.

6777868 is a deficient number, since it is larger than the sum of its proper divisors (5083408).

6777868 is a wasteful number, since it uses less digits than its factorization.

6777868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694471 (or 1694469 counting only the distinct ones).

The product of its digits is 790272, while the sum is 49.

The square root of 6777868 is about 2603.4338862356. The cubic root of 6777868 is about 189.2478854103.

The spelling of 6777868 in words is "six million, seven hundred seventy-seven thousand, eight hundred sixty-eight".