729348884 has 24 divisors (see below), whose sum is σ = 1430028768. Its totient is φ = 322561440.

The previous prime is 729348881. The next prime is 729348889. The reversal of 729348884 is 488843927.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (729348881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222374 + ... + 225629.

It is an arithmetic number, because the mean of its divisors is an integer number (59584532).

Almost surely, 2^729348884 is an apocalyptic number.

729348884 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

729348884 is a deficient number, since it is larger than the sum of its proper divisors (700679884).

729348884 is a wasteful number, since it uses less digits than its factorization.

729348884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448055 (or 448053 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 53.

The square root of 729348884 is about 27006.4600419974. The cubic root of 729348884 is about 900.1435507649.

It can be divided in two parts, 72934 and 8884, that added together give a palindrome (81818).

The spelling of 729348884 in words is "seven hundred twenty-nine million, three hundred forty-eight thousand, eight hundred eighty-four".