6480039 has 16 divisors (see below), whose sum is σ = 8882432. Its totient is φ = 4200768.

The previous prime is 6480017. The next prime is 6480049. The reversal of 6480039 is 9300846.

It is not a de Polignac number, because 6480039 - 2¹⁵ = 6447271 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6479988 and 6480015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6480049) 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 15 ways as a sum of consecutive naturals, for example, 20547 + ... + 20859.

It is an arithmetic number, because the mean of its divisors is an integer number (555152).

Almost surely, 2^6480039 is an apocalyptic number.

6480039 is a deficient number, since it is larger than the sum of its proper divisors (2402393).

6480039 is a wasteful number, since it uses less digits than its factorization.

6480039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 6480039 is about 2545.5920725835. The cubic root of 6480039 is about 186.4343243752.

The spelling of 6480039 in words is "six million, four hundred eighty thousand, thirty-nine".