6343679 has 4 divisors (see below), whose sum is σ = 6352080. Its totient is φ = 6335280.

The previous prime is 6343657. The next prime is 6343693. The reversal of 6343679 is 9763436.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6343679 - 2¹² = 6339583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6343609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2942 + ... + 4619.

It is an arithmetic number, because the mean of its divisors is an integer number (1588020).

Almost surely, 2^6343679 is an apocalyptic number.

6343679 is a deficient number, since it is larger than the sum of its proper divisors (8401).

6343679 is an equidigital number, since it uses as much as digits as its factorization.

6343679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8400.

The product of its digits is 81648, while the sum is 38.

The square root of 6343679 is about 2518.6661152285. Note that the first 3 decimals coincide. The cubic root of 6343679 is about 185.1173251396.

The spelling of 6343679 in words is "six million, three hundred forty-three thousand, six hundred seventy-nine".