729663494 has 16 divisors (see below), whose sum is σ = 1324431648. Its totient is φ = 294317952.

The previous prime is 729663481. The next prime is 729663503. The reversal of 729663494 is 494366927.

729663494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1532669 + ... + 1533144.

It is an arithmetic number, because the mean of its divisors is an integer number (82776978).

Almost surely, 2^729663494 is an apocalyptic number.

729663494 is a deficient number, since it is larger than the sum of its proper divisors (594768154).

729663494 is a wasteful number, since it uses less digits than its factorization.

729663494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3065839.

The product of its digits is 1959552, while the sum is 50.

The square root of 729663494 is about 27012.2841314836. The cubic root of 729663494 is about 900.2729600042.

The spelling of 729663494 in words is "seven hundred twenty-nine million, six hundred sixty-three thousand, four hundred ninety-four".