744450446 has 8 divisors (see below), whose sum is σ = 1121309904. Its totient is φ = 370680480.

The previous prime is 744450433. The next prime is 744450449. The reversal of 744450446 is 644054447.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (744450449) 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 3 ways as a sum of consecutive naturals, for example, 771770 + ... + 772733.

It is an arithmetic number, because the mean of its divisors is an integer number (140163738).

Almost surely, 2^744450446 is an apocalyptic number.

744450446 is a deficient number, since it is larger than the sum of its proper divisors (376859458).

744450446 is a wasteful number, since it uses less digits than its factorization.

744450446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1544746.

The product of its (nonzero) digits is 215040, while the sum is 38.

The square root of 744450446 is about 27284.6192203593. The cubic root of 744450446 is about 906.3138110851.

The spelling of 744450446 in words is "seven hundred forty-four million, four hundred fifty thousand, four hundred forty-six".