6343729 has 8 divisors (see below), whose sum is σ = 7387200. Its totient is φ = 5334576.

The previous prime is 6343723. The next prime is 6343741. The reversal of 6343729 is 9273436.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6343729 - 2⁹ = 6343217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6343694 and 6343703.

It is not an unprimeable number, because it can be changed into a prime (6343723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8179 + ... + 8920.

It is an arithmetic number, because the mean of its divisors is an integer number (923400).

Almost surely, 2^6343729 is an apocalyptic number.

It is an amenable number.

6343729 is a deficient number, since it is larger than the sum of its proper divisors (1043471).

6343729 is a wasteful number, since it uses less digits than its factorization.

6343729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17159.

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

The square root of 6343729 is about 2518.6760410978. The cubic root of 6343729 is about 185.1178114947.

The spelling of 6343729 in words is "six million, three hundred forty-three thousand, seven hundred twenty-nine".