744673319 has 6 divisors (see below), whose sum is σ = 806362416. Its totient is φ = 687390600.

The previous prime is 744673249. The next prime is 744673357. The reversal of 744673319 is 913376447.

It is not a de Polignac number, because 744673319 - 2²⁰ = 743624743 is a prime.

It is a super-2 number, since 2×744673319² = 1109076704060951522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 744673319.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (744673379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2203007 + ... + 2203344.

It is an arithmetic number, because the mean of its divisors is an integer number (134393736).

Almost surely, 2^744673319 is an apocalyptic number.

744673319 is a deficient number, since it is larger than the sum of its proper divisors (61689097).

744673319 is a wasteful number, since it uses less digits than its factorization.

744673319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4406377 (or 4406364 counting only the distinct ones).

The product of its digits is 381024, while the sum is 44.

The square root of 744673319 is about 27288.7031388448. The cubic root of 744673319 is about 906.4042459040.

The spelling of 744673319 in words is "seven hundred forty-four million, six hundred seventy-three thousand, three hundred nineteen".