744809968 has 40 divisors (see below), whose sum is σ = 1702430720. Its totient is φ = 308905920.

The previous prime is 744809909. The next prime is 744809981. The reversal of 744809968 is 869908447.

744809968 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×744809968² = 1109483776864322048, which contains 22 as substring.

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, 103788 + ... + 110731.

It is an arithmetic number, because the mean of its divisors is an integer number (42560768).

Almost surely, 2^744809968 is an apocalyptic number.

It is an amenable number.

744809968 is an abundant number, since it is smaller than the sum of its proper divisors (957620752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

744809968 is a wasteful number, since it uses less digits than its factorization.

744809968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214565 (or 214559 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 55.

The square root of 744809968 is about 27291.2067890007. The cubic root of 744809968 is about 906.4596848262.

It can be divided in two parts, 74480 and 9968, that added together give a palindrome (84448).

The spelling of 744809968 in words is "seven hundred forty-four million, eight hundred nine thousand, nine hundred sixty-eight".