6343279 has 2 divisors, whose sum is σ = 6343280. Its totient is φ = 6343278.

The previous prime is 6343277. The next prime is 6343291. The reversal of 6343279 is 9723436.

6343279 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6343279 - 2¹ = 6343277 is a prime.

Together with 6343277, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6343277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3171639 + 3171640.

It is an arithmetic number, because the mean of its divisors is an integer number (3171640).

Almost surely, 2^6343279 is an apocalyptic number.

6343279 is a deficient number, since it is larger than the sum of its proper divisors (1).

6343279 is an equidigital number, since it uses as much as digits as its factorization.

6343279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 34.

The square root of 6343279 is about 2518.5867068656. The cubic root of 6343279 is about 185.1134342068.

The spelling of 6343279 in words is "six million, three hundred forty-three thousand, two hundred seventy-nine".