6877399 has 2 divisors, whose sum is σ = 6877400. Its totient is φ = 6877398.

The previous prime is 6877361. The next prime is 6877421. The reversal of 6877399 is 9937786.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6877399 - 2⁷ = 6877271 is a prime.

6877399 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6877799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3438699 + 3438700.

It is an arithmetic number, because the mean of its divisors is an integer number (3438700).

Almost surely, 2^6877399 is an apocalyptic number.

6877399 is a deficient number, since it is larger than the sum of its proper divisors (1).

6877399 is an equidigital number, since it uses as much as digits as its factorization.

6877399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 571536, while the sum is 49.

The square root of 6877399 is about 2622.4795518745. The cubic root of 6877399 is about 190.1697375156.

The spelling of 6877399 in words is "six million, eight hundred seventy-seven thousand, three hundred ninety-nine".