744473756 has 24 divisors (see below), whose sum is σ = 1404172224. Its totient is φ = 343327680.

The previous prime is 744473699. The next prime is 744473771. The reversal of 744473756 is 657374447.

It is a self number, because there is not a number n which added to its sum of digits gives 744473756.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68966 + ... + 79026.

It is an arithmetic number, because the mean of its divisors is an integer number (58507176).

Almost surely, 2^744473756 is an apocalyptic number.

It is an amenable number.

744473756 is a deficient number, since it is larger than the sum of its proper divisors (659698468).

744473756 is a wasteful number, since it uses less digits than its factorization.

744473756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11501 (or 11499 counting only the distinct ones).

The product of its digits is 1975680, while the sum is 47.

The square root of 744473756 is about 27285.0463807559. The cubic root of 744473756 is about 906.3232703914.

The spelling of 744473756 in words is "seven hundred forty-four million, four hundred seventy-three thousand, seven hundred fifty-six".