6774731 has 2 divisors, whose sum is σ = 6774732. Its totient is φ = 6774730.

The previous prime is 6774683. The next prime is 6774743. The reversal of 6774731 is 1374776.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6774731 is a prime.

It is a super-2 number, since 2×6774731² = 91793960244722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 6774691 and 6774700.

It is not a weakly prime, because it can be changed into another prime (6774331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3387365 + 3387366.

It is an arithmetic number, because the mean of its divisors is an integer number (3387366).

Almost surely, 2^6774731 is an apocalyptic number.

6774731 is a deficient number, since it is larger than the sum of its proper divisors (1).

6774731 is an equidigital number, since it uses as much as digits as its factorization.

6774731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24696, while the sum is 35.

The square root of 6774731 is about 2602.8313429802. The cubic root of 6774731 is about 189.2186843778.

The spelling of 6774731 in words is "six million, seven hundred seventy-four thousand, seven hundred thirty-one".