1444873472 has 36 divisors (see below), whose sum is σ = 3296121696. Its totient is φ = 619230720.

The previous prime is 1444873471. The next prime is 1444873477. The reversal of 1444873472 is 2743784441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444873471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 401354 + ... + 404937.

It is an arithmetic number, because the mean of its divisors is an integer number (91558936).

Almost surely, 2^1444873472 is an apocalyptic number.

It is an amenable number.

1444873472 is an abundant number, since it is smaller than the sum of its proper divisors (1851248224).

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

1444873472 is an frugal number, since it uses more digits than its factorization.

1444873472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806314 (or 806300 counting only the distinct ones).

The product of its digits is 602112, while the sum is 44.

The square root of 1444873472 is about 38011.4913151273. The cubic root of 1444873472 is about 1130.5157204252.

The spelling of 1444873472 in words is "one billion, four hundred forty-four million, eight hundred seventy-three thousand, four hundred seventy-two".