6944681 has 2 divisors, whose sum is σ = 6944682. Its totient is φ = 6944680.

The previous prime is 6944669. The next prime is 6944699. The reversal of 6944681 is 1864496.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6205081 + 739600 = 2491^2 + 860^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6944681 is a prime.

It is a super-2 number, since 2×6944681² = 96457188383522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6944881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3472340 + 3472341.

It is an arithmetic number, because the mean of its divisors is an integer number (3472341).

Almost surely, 2^6944681 is an apocalyptic number.

It is an amenable number.

6944681 is a deficient number, since it is larger than the sum of its proper divisors (1).

6944681 is an equidigital number, since it uses as much as digits as its factorization.

6944681 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 38.

The square root of 6944681 is about 2635.2762663524. The cubic root of 6944681 is about 190.7878733757.

The spelling of 6944681 in words is "six million, nine hundred forty-four thousand, six hundred eighty-one".