744073444 has 24 divisors (see below), whose sum is σ = 1310002848. Its totient is φ = 369794880.

The previous prime is 744073427. The next prime is 744073457. The reversal of 744073444 is 444370447.

It is a super-2 number, since 2×744073444² = 1107290580132042272, which contains 22 as substring.

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, 639207 + ... + 640369.

It is an arithmetic number, because the mean of its divisors is an integer number (54583452).

Almost surely, 2^744073444 is an apocalyptic number.

It is an amenable number.

744073444 is a deficient number, since it is larger than the sum of its proper divisors (565929404).

744073444 is a wasteful number, since it uses less digits than its factorization.

744073444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1995 (or 1993 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 37.

The square root of 744073444 is about 27277.7096545879. The cubic root of 744073444 is about 906.1607944918.

The spelling of 744073444 in words is "seven hundred forty-four million, seventy-three thousand, four hundred forty-four".