6729039 has 12 divisors (see below), whose sum is σ = 9903816. Its totient is φ = 4401072.

The previous prime is 6729017. The next prime is 6729053. The reversal of 6729039 is 9309276.

It is not a de Polignac number, because 6729039 - 2⁵ = 6729007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6728994 and 6729012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6729089) 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, 6577 + ... + 7530.

It is an arithmetic number, because the mean of its divisors is an integer number (825318).

Almost surely, 2^6729039 is an apocalyptic number.

6729039 is a deficient number, since it is larger than the sum of its proper divisors (3174777).

6729039 is a wasteful number, since it uses less digits than its factorization.

6729039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14166 (or 14163 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 36.

The square root of 6729039 is about 2594.0391284636. The cubic root of 6729039 is about 188.7923309002.

The spelling of 6729039 in words is "six million, seven hundred twenty-nine thousand, thirty-nine".