729339 has 8 divisors (see below), whose sum is σ = 1047312. Its totient is φ = 448800.

The previous prime is 729331. The next prime is 729359. The reversal of 729339 is 933927.

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

It is not a de Polignac number, because 729339 - 2³ = 729331 is a prime.

729339 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (729331) 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 7 ways as a sum of consecutive naturals, for example, 9312 + ... + 9389.

It is an arithmetic number, because the mean of its divisors is an integer number (130914).

2⁷²⁹³³⁹ is an apocalyptic number.

729339 is a deficient number, since it is larger than the sum of its proper divisors (317973).

729339 is a wasteful number, since it uses less digits than its factorization.

729339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18717.

The product of its digits is 10206, while the sum is 33.

The square root of 729339 is about 854.0134659360. The cubic root of 729339 is about 90.0139484554.

The spelling of 729339 in words is "seven hundred twenty-nine thousand, three hundred thirty-nine".