729489099 has 8 divisors (see below), whose sum is σ = 987169600. Its totient is φ = 479067336.

The previous prime is 729489083. The next prime is 729489119. The reversal of 729489099 is 990984927.

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

It is not a de Polignac number, because 729489099 - 2⁴ = 729489083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (729489049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1814449 + ... + 1814850.

It is an arithmetic number, because the mean of its divisors is an integer number (123396200).

Almost surely, 2^729489099 is an apocalyptic number.

729489099 is a deficient number, since it is larger than the sum of its proper divisors (257680501).

729489099 is a wasteful number, since it uses less digits than its factorization.

729489099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3629369.

The product of its (nonzero) digits is 2939328, while the sum is 57.

The square root of 729489099 is about 27009.0558702077. The cubic root of 729489099 is about 900.2012303124.

The spelling of 729489099 in words is "seven hundred twenty-nine million, four hundred eighty-nine thousand, ninety-nine".