6799999 has 2 divisors, whose sum is σ = 6800000. Its totient is φ = 6799998.

The previous prime is 6799993. The next prime is 6800033. The reversal of 6799999 is 9999976.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6799999 - 2¹¹ = 6797951 is a prime.

6799999 is a modest number, since divided by 9999 gives 679 as remainder.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6799993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3399999 + 3400000.

It is an arithmetic number, because the mean of its divisors is an integer number (3400000).

Almost surely, 2^6799999 is an apocalyptic number.

6799999 is a deficient number, since it is larger than the sum of its proper divisors (1).

6799999 is an equidigital number, since it uses as much as digits as its factorization.

6799999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2480058, while the sum is 58.

The square root of 6799999 is about 2607.6807703398. The cubic root of 6799999 is about 189.4536381502.

The spelling of 6799999 in words is "six million, seven hundred ninety-nine thousand, nine hundred ninety-nine".