6339447 has 12 divisors (see below), whose sum is σ = 9370504. Its totient is φ = 4127760.

The previous prime is 6339391. The next prime is 6339449. The reversal of 6339447 is 7449336.

It is not a de Polignac number, because 6339447 - 2¹⁴ = 6323063 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 (6339449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7804 + ... + 8577.

Almost surely, 2^6339447 is an apocalyptic number.

6339447 is a deficient number, since it is larger than the sum of its proper divisors (3031057).

6339447 is a wasteful number, since it uses less digits than its factorization.

6339447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16430 (or 16427 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 6339447 is about 2517.8258478298. The cubic root of 6339447 is about 185.0761507781.

It can be divided in two parts, 6339 and 447, that added together give a triangular number (6786 = T₁₁₆).

The spelling of 6339447 in words is "six million, three hundred thirty-nine thousand, four hundred forty-seven".