6749747 has 2 divisors, whose sum is σ = 6749748. Its totient is φ = 6749746.

The previous prime is 6749719. The next prime is 6749759. The reversal of 6749747 is 7479476.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6749747 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 6749698 and 6749707.

It is not a weakly prime, because it can be changed into another prime (6749767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3374873 + 3374874.

It is an arithmetic number, because the mean of its divisors is an integer number (3374874).

Almost surely, 2^6749747 is an apocalyptic number.

6749747 is a deficient number, since it is larger than the sum of its proper divisors (1).

6749747 is an equidigital number, since it uses as much as digits as its factorization.

6749747 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 6749747 is about 2598.0275210244. The cubic root of 6749747 is about 188.9857962694.

The spelling of 6749747 in words is "six million, seven hundred forty-nine thousand, seven hundred forty-seven".