440144344 has 16 divisors (see below), whose sum is σ = 825715800. Its totient is φ = 219953472.

The previous prime is 440144333. The next prime is 440144347. The reversal of 440144344 is 443441044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440144347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2052 + ... + 29740.

Almost surely, 2^440144344 is an apocalyptic number.

It is an amenable number.

440144344 is a deficient number, since it is larger than the sum of its proper divisors (385571456).

440144344 is a wasteful number, since it uses less digits than its factorization.

440144344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29682 (or 29678 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

The square root of 440144344 is about 20979.6173463674. The cubic root of 440144344 is about 760.6736547817.

Adding to 440144344 its reverse (443441044), we get a palindrome (883585388).

The spelling of 440144344 in words is "four hundred forty million, one hundred forty-four thousand, three hundred forty-four".