6449039 has 12 divisors (see below), whose sum is σ = 6874896. Its totient is φ = 6047712.

The previous prime is 6449033. The next prime is 6449041. The reversal of 6449039 is 9309446.

It is a happy number.

6449039 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6449039 - 2¹² = 6444943 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 (6449033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38534 + ... + 38700.

It is an arithmetic number, because the mean of its divisors is an integer number (572908).

Almost surely, 2^6449039 is an apocalyptic number.

6449039 is a deficient number, since it is larger than the sum of its proper divisors (425857).

6449039 is a wasteful number, since it uses less digits than its factorization.

6449039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286 (or 263 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 6449039 is about 2539.4958161021. The cubic root of 6449039 is about 186.1365532869.

The spelling of 6449039 in words is "six million, four hundred forty-nine thousand, thirty-nine".