6339859 has 4 divisors (see below), whose sum is σ = 6354016. Its totient is φ = 6325704.

The previous prime is 6339847. The next prime is 6339869. The reversal of 6339859 is 9589336.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6339859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6339869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6384 + ... + 7309.

It is an arithmetic number, because the mean of its divisors is an integer number (1588504).

Almost surely, 2^6339859 is an apocalyptic number.

6339859 is a deficient number, since it is larger than the sum of its proper divisors (14157).

6339859 is a wasteful number, since it uses less digits than its factorization.

6339859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14156.

The product of its digits is 174960, while the sum is 43.

The square root of 6339859 is about 2517.9076631203. The cubic root of 6339859 is about 185.0801600512.

The spelling of 6339859 in words is "six million, three hundred thirty-nine thousand, eight hundred fifty-nine".