729233263 has 4 divisors (see below), whose sum is σ = 795527208. Its totient is φ = 662939320.

The previous prime is 729233249. The next prime is 729233273. The reversal of 729233263 is 362332927.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 729233263 - 2²⁹ = 192362351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (729233203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33146956 + ... + 33146977.

It is an arithmetic number, because the mean of its divisors is an integer number (198881802).

Almost surely, 2^729233263 is an apocalyptic number.

729233263 is a deficient number, since it is larger than the sum of its proper divisors (66293945).

729233263 is a wasteful number, since it uses less digits than its factorization.

729233263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66293944.

The product of its digits is 81648, while the sum is 37.

The square root of 729233263 is about 27004.3193396908. The cubic root of 729233263 is about 900.0959827674.

The spelling of 729233263 in words is "seven hundred twenty-nine million, two hundred thirty-three thousand, two hundred sixty-three".