744172323 has 8 divisors (see below), whose sum is σ = 993835200. Its totient is φ = 495312168.

The previous prime is 744172301. The next prime is 744172333. The reversal of 744172323 is 323271447.

744172323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 744172323 - 2⁹ = 744171811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (744172333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198513 + ... + 202226.

It is an arithmetic number, because the mean of its divisors is an integer number (124229400).

Almost surely, 2^744172323 is an apocalyptic number.

744172323 is a deficient number, since it is larger than the sum of its proper divisors (249662877).

744172323 is a wasteful number, since it uses less digits than its factorization.

744172323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401361.

The product of its digits is 28224, while the sum is 33.

The square root of 744172323 is about 27279.5220449333. The cubic root of 744172323 is about 906.2009322431.

The spelling of 744172323 in words is "seven hundred forty-four million, one hundred seventy-two thousand, three hundred twenty-three".