4491729224 has 16 divisors (see below), whose sum is σ = 8580898620. Its totient is φ = 2203489600.

The previous prime is 4491729199. The next prime is 4491729227. The reversal of 4491729224 is 4229271944.

It can be written as a sum of positive squares in 2 ways, for example, as 3862622500 + 629106724 = 62150^2 + 25082^2 .

It is not an unprimeable number, because it can be changed into a prime (4491729227) 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, 5296427 + ... + 5297274.

Almost surely, 2^4491729224 is an apocalyptic number.

It is an amenable number.

4491729224 is a deficient number, since it is larger than the sum of its proper divisors (4089169396).

4491729224 is a wasteful number, since it uses less digits than its factorization.

4491729224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10593760 (or 10593756 counting only the distinct ones).

The product of its digits is 290304, while the sum is 44.

The square root of 4491729224 is about 67020.3642484879. The cubic root of 4491729224 is about 1649.9515411541.

The spelling of 4491729224 in words is "four billion, four hundred ninety-one million, seven hundred twenty-nine thousand, two hundred twenty-four".