6677747 has 2 divisors, whose sum is σ = 6677748. Its totient is φ = 6677746.

The previous prime is 6677729. The next prime is 6677761. The reversal of 6677747 is 7477766.

6677747 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6677747 - 2⁸ = 6677491 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 6677698 and 6677707.

It is not a weakly prime, because it can be changed into another prime (6677707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3338873 + 3338874.

It is an arithmetic number, because the mean of its divisors is an integer number (3338874).

Almost surely, 2^6677747 is an apocalyptic number.

6677747 is a deficient number, since it is larger than the sum of its proper divisors (1).

6677747 is an equidigital number, since it uses as much as digits as its factorization.

6677747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 345744, while the sum is 44.

The square root of 6677747 is about 2584.1337039712. The cubic root of 6677747 is about 188.3114179910.

The spelling of 6677747 in words is "six million, six hundred seventy-seven thousand, seven hundred forty-seven".