729744708 has 192 divisors, whose sum is σ = 2195859456. Its totient is φ = 184694400.

The previous prime is 729744623. The next prime is 729744721. The reversal of 729744708 is 807447927.

729744708 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6819991 + ... + 6820097.

It is an arithmetic number, because the mean of its divisors is an integer number (11436768).

Almost surely, 2^729744708 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 729744708, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1097929728).

729744708 is an abundant number, since it is smaller than the sum of its proper divisors (1466114748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

729744708 is a wasteful number, since it uses less digits than its factorization.

729744708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 48.

The square root of 729744708 is about 27013.7873686753. The cubic root of 729744708 is about 900.3063599008.

The spelling of 729744708 in words is "seven hundred twenty-nine million, seven hundred forty-four thousand, seven hundred eight".