729489367 has 32 divisors (see below), whose sum is σ = 805685760. Its totient is φ = 658627200.

The previous prime is 729489361. The next prime is 729489379. The reversal of 729489367 is 763984927.

It is a cyclic number.

It is not a de Polignac number, because 729489367 - 2³ = 729489359 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 (729489361) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6692509 + ... + 6692617.

It is an arithmetic number, because the mean of its divisors is an integer number (25177680).

Almost surely, 2^729489367 is an apocalyptic number.

729489367 is a deficient number, since it is larger than the sum of its proper divisors (76196393).

729489367 is a wasteful number, since it uses less digits than its factorization.

729489367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343.

The product of its digits is 4572288, while the sum is 55.

The square root of 729489367 is about 27009.0608315062. The cubic root of 729489367 is about 900.2013405511.

The spelling of 729489367 in words is "seven hundred twenty-nine million, four hundred eighty-nine thousand, three hundred sixty-seven".