729904353 has 16 divisors (see below), whose sum is σ = 994156416. Its totient is φ = 476228480.

The previous prime is 729904349. The next prime is 729904381. The reversal of 729904353 is 353409927.

It is a cyclic number.

It is not a de Polignac number, because 729904353 - 2² = 729904349 is a prime.

It is not an unprimeable number, because it can be changed into a prime (729902353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16675 + ... + 41687.

It is an arithmetic number, because the mean of its divisors is an integer number (62134776).

Almost surely, 2^729904353 is an apocalyptic number.

It is an amenable number.

729904353 is a deficient number, since it is larger than the sum of its proper divisors (264252063).

729904353 is a wasteful number, since it uses less digits than its factorization.

729904353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25224.

The product of its (nonzero) digits is 204120, while the sum is 42.

The square root of 729904353 is about 27016.7420870837. The cubic root of 729904353 is about 900.3720079406.

The spelling of 729904353 in words is "seven hundred twenty-nine million, nine hundred four thousand, three hundred fifty-three".