744705344 has 28 divisors (see below), whose sum is σ = 1478793588. Its totient is φ = 372096000.

The previous prime is 744705337. The next prime is 744705373. The reversal of 744705344 is 443507447.

It can be written as a sum of positive squares in 2 ways, for example, as 73273600 + 671431744 = 8560^2 + 25912^2 .

It is a junction number, because it is equal to n+sod(n) for n = 744705298 and 744705307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118604 + ... + 124724.

Almost surely, 2^744705344 is an apocalyptic number.

It is an amenable number.

744705344 is a deficient number, since it is larger than the sum of its proper divisors (734088244).

744705344 is a wasteful number, since it uses less digits than its factorization.

744705344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8034 (or 8024 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 38.

The square root of 744705344 is about 27289.2899138105. The cubic root of 744705344 is about 906.4172391541.

The spelling of 744705344 in words is "seven hundred forty-four million, seven hundred five thousand, three hundred forty-four".