744505732 has 12 divisors (see below), whose sum is σ = 1324244236. Its totient is φ = 366150240.

The previous prime is 744505649. The next prime is 744505759. The reversal of 744505732 is 237505447.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 272052036 + 472453696 = 16494^2 + 21736^2 .

It is a junction number, because it is equal to n+sod(n) for n = 744505691 and 744505700.

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, 1525383 + ... + 1525870.

Almost surely, 2^744505732 is an apocalyptic number.

It is an amenable number.

744505732 is a deficient number, since it is larger than the sum of its proper divisors (579738504).

744505732 is a wasteful number, since it uses less digits than its factorization.

744505732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3051318 (or 3051316 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 37.

The square root of 744505732 is about 27285.6323364514. The cubic root of 744505732 is about 906.3362460796.

The spelling of 744505732 in words is "seven hundred forty-four million, five hundred five thousand, seven hundred thirty-two".