6339965 has 8 divisors (see below), whose sum is σ = 7853568. Its totient is φ = 4908240.

The previous prime is 6339947. The next prime is 6339989. The reversal of 6339965 is 5699336.

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

It is not a de Polignac number, because 6339965 - 2⁸ = 6339709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20297 + ... + 20606.

It is an arithmetic number, because the mean of its divisors is an integer number (981696).

Almost surely, 2^6339965 is an apocalyptic number.

It is an amenable number.

6339965 is a deficient number, since it is larger than the sum of its proper divisors (1513603).

6339965 is a wasteful number, since it uses less digits than its factorization.

6339965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40939.

The product of its digits is 131220, while the sum is 41.

The square root of 6339965 is about 2517.9287122554. The cubic root of 6339965 is about 185.0811915351.

The spelling of 6339965 in words is "six million, three hundred thirty-nine thousand, nine hundred sixty-five".