6338709 has 16 divisors (see below), whose sum is σ = 10113600. Its totient is φ = 3900528.

The previous prime is 6338707. The next prime is 6338719. The reversal of 6338709 is 9078336.

It is not a de Polignac number, because 6338709 - 2¹ = 6338707 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6338701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8679 + ... + 9380.

It is an arithmetic number, because the mean of its divisors is an integer number (632100).

Almost surely, 2^6338709 is an apocalyptic number.

It is an amenable number.

6338709 is a deficient number, since it is larger than the sum of its proper divisors (3774891).

6338709 is a wasteful number, since it uses less digits than its factorization.

6338709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18081 (or 18075 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 6338709 is about 2517.6792885513. The cubic root of 6338709 is about 185.0689686848.

The spelling of 6338709 in words is "six million, three hundred thirty-eight thousand, seven hundred nine".