729217088 has 14 divisors (see below), whose sum is σ = 1447040286. Its totient is φ = 364608512.

The previous prime is 729217087. The next prime is 729217121. The reversal of 729217088 is 880712927.

729217088 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 703734784 + 25482304 = 26528^2 + 5048^2 .

It is a super-2 number, since 2×729217088² = 1063515122862399488, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (729217087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5696945 + ... + 5697072.

Almost surely, 2^729217088 is an apocalyptic number.

It is an amenable number.

729217088 is a deficient number, since it is larger than the sum of its proper divisors (717823198).

729217088 is a wasteful number, since it uses less digits than its factorization.

729217088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11394029 (or 11394019 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 44.

The square root of 729217088 is about 27004.0198489040. The cubic root of 729217088 is about 900.0893277592.

The spelling of 729217088 in words is "seven hundred twenty-nine million, two hundred seventeen thousand, eighty-eight".