6776873 has 2 divisors, whose sum is σ = 6776874. Its totient is φ = 6776872.

The previous prime is 6776813. The next prime is 6776893. The reversal of 6776873 is 3786776.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5438224 + 1338649 = 2332^2 + 1157^2 .

It is a cyclic number.

It is not a de Polignac number, because 6776873 - 2⁸ = 6776617 is a prime.

It is a Sophie Germain prime.

It is an Ulam number.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (6776813) 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 as a sum of consecutive naturals, namely, 3388436 + 3388437.

It is an arithmetic number, because the mean of its divisors is an integer number (3388437).

Almost surely, 2^6776873 is an apocalyptic number.

It is an amenable number.

6776873 is a deficient number, since it is larger than the sum of its proper divisors (1).

6776873 is an equidigital number, since it uses as much as digits as its factorization.

6776873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 296352, while the sum is 44.

The square root of 6776873 is about 2603.2427854505. The cubic root of 6776873 is about 189.2386243436.

The spelling of 6776873 in words is "six million, seven hundred seventy-six thousand, eight hundred seventy-three".