6798949 has 2 divisors, whose sum is σ = 6798950. Its totient is φ = 6798948.

The previous prime is 6798947. The next prime is 6798971. The reversal of 6798949 is 9498976.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6796449 + 2500 = 2607^2 + 50^2 .

It is a cyclic number.

It is not a de Polignac number, because 6798949 - 2¹ = 6798947 is a prime.

Together with 6798947, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 6798896 and 6798905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6798947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3399474 + 3399475.

It is an arithmetic number, because the mean of its divisors is an integer number (3399475).

Almost surely, 2^6798949 is an apocalyptic number.

It is an amenable number.

6798949 is a deficient number, since it is larger than the sum of its proper divisors (1).

6798949 is an equidigital number, since it uses as much as digits as its factorization.

6798949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 979776, while the sum is 52.

The square root of 6798949 is about 2607.4794342430. The cubic root of 6798949 is about 189.4438863567.

The spelling of 6798949 in words is "six million, seven hundred ninety-eight thousand, nine hundred forty-nine".