729320038 has 8 divisors (see below), whose sum is σ = 1094519088. Its totient is φ = 364480344.

The previous prime is 729320029. The next prime is 729320051. The reversal of 729320038 is 830023927.

729320038 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 729319985 and 729320012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84706 + ... + 92917.

It is an arithmetic number, because the mean of its divisors is an integer number (136814886).

Almost surely, 2^729320038 is an apocalyptic number.

729320038 is a deficient number, since it is larger than the sum of its proper divisors (365199050).

729320038 is a wasteful number, since it uses less digits than its factorization.

729320038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179678.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 729320038 is about 27005.9259793105. The cubic root of 729320038 is about 900.1316836124.

The spelling of 729320038 in words is "seven hundred twenty-nine million, three hundred twenty thousand, thirty-eight".