729208964 has 24 divisors (see below), whose sum is σ = 1424504928. Its totient is φ = 323749440.

The previous prime is 729208957. The next prime is 729208967. The reversal of 729208964 is 469802927.

729208964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (729208967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190817 + ... + 194600.

It is an arithmetic number, because the mean of its divisors is an integer number (59354372).

Almost surely, 2^729208964 is an apocalyptic number.

It is an amenable number.

729208964 is a deficient number, since it is larger than the sum of its proper divisors (695295964).

729208964 is a wasteful number, since it uses less digits than its factorization.

729208964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385475 (or 385473 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 729208964 is about 27003.8694264359. The cubic root of 729208964 is about 900.0859852004.

The spelling of 729208964 in words is "seven hundred twenty-nine million, two hundred eight thousand, nine hundred sixty-four".