6946789 has 2 divisors, whose sum is σ = 6946790. Its totient is φ = 6946788.

The previous prime is 6946783. The next prime is 6946813. The reversal of 6946789 is 9876496.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6812100 + 134689 = 2610^2 + 367^2 .

It is a cyclic number.

It is not a de Polignac number, because 6946789 - 2³ = 6946781 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6946781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3473394 + 3473395.

It is an arithmetic number, because the mean of its divisors is an integer number (3473395).

Almost surely, 2^6946789 is an apocalyptic number.

It is an amenable number.

6946789 is a deficient number, since it is larger than the sum of its proper divisors (1).

6946789 is an equidigital number, since it uses as much as digits as its factorization.

6946789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 49.

The square root of 6946789 is about 2635.6761940724. The cubic root of 6946789 is about 190.8071754455.

The spelling of 6946789 in words is "six million, nine hundred forty-six thousand, seven hundred eighty-nine".