744613243 has 8 divisors (see below), whose sum is σ = 860088240. Its totient is φ = 637102080.

The previous prime is 744613237. The next prime is 744613253. The reversal of 744613243 is 342316447.

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

It is a cyclic number.

It is not a de Polignac number, because 744613243 - 2⁹ = 744612731 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 744613199 and 744613208.

It is not an unprimeable number, because it can be changed into a prime (744613223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1990758 + ... + 1991131.

It is an arithmetic number, because the mean of its divisors is an integer number (107511030).

Almost surely, 2^744613243 is an apocalyptic number.

744613243 is a deficient number, since it is larger than the sum of its proper divisors (115474997).

744613243 is a wasteful number, since it uses less digits than its factorization.

744613243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3981917.

The product of its digits is 48384, while the sum is 34.

The square root of 744613243 is about 27287.6023681085. The cubic root of 744613243 is about 906.3798707387.

The spelling of 744613243 in words is "seven hundred forty-four million, six hundred thirteen thousand, two hundred forty-three".