729959564 has 48 divisors (see below), whose sum is σ = 1327052160. Its totient is φ = 351173760.

The previous prime is 729959563. The next prime is 729959597. The reversal of 729959564 is 465959927.

It is not an unprimeable number, because it can be changed into a prime (729959561) 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, 3459419 + ... + 3459629.

It is an arithmetic number, because the mean of its divisors is an integer number (27646920).

Almost surely, 2^729959564 is an apocalyptic number.

It is an amenable number.

729959564 is a deficient number, since it is larger than the sum of its proper divisors (597092596).

729959564 is a wasteful number, since it uses less digits than its factorization.

729959564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518 (or 516 counting only the distinct ones).

The product of its digits is 6123600, while the sum is 56.

The square root of 729959564 is about 27017.7638600977. The cubic root of 729959564 is about 900.3947091733.

The spelling of 729959564 in words is "seven hundred twenty-nine million, nine hundred fifty-nine thousand, five hundred sixty-four".