744240479 has 2 divisors, whose sum is σ = 744240480. Its totient is φ = 744240478.

The previous prime is 744240473. The next prime is 744240491. The reversal of 744240479 is 974042447.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-744240479 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (744240473) 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 as a sum of consecutive naturals, namely, 372120239 + 372120240.

It is an arithmetic number, because the mean of its divisors is an integer number (372120240).

Almost surely, 2^744240479 is an apocalyptic number.

744240479 is a deficient number, since it is larger than the sum of its proper divisors (1).

744240479 is an equidigital number, since it uses as much as digits as its factorization.

744240479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225792, while the sum is 41.

The square root of 744240479 is about 27280.7712317669. The cubic root of 744240479 is about 906.2285965995.

The spelling of 744240479 in words is "seven hundred forty-four million, two hundred forty thousand, four hundred seventy-nine".