144412444 has 12 divisors (see below), whose sum is σ = 275696568. Its totient is φ = 65642000.

The previous prime is 144412441. The next prime is 144412453. The reversal of 144412444 is 444214441.

144412444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144412441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1641007 + ... + 1641094.

It is an arithmetic number, because the mean of its divisors is an integer number (22974714).

Almost surely, 2^144412444 is an apocalyptic number.

It is an amenable number.

144412444 is a deficient number, since it is larger than the sum of its proper divisors (131284124).

144412444 is a wasteful number, since it uses less digits than its factorization.

144412444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3282116 (or 3282114 counting only the distinct ones).

The product of its digits is 8192, while the sum is 28.

The square root of 144412444 is about 12017.1728788430. The cubic root of 144412444 is about 524.6482226958.

Adding to 144412444 its reverse (444214441), we get a palindrome (588626885).

The spelling of 144412444 in words is "one hundred forty-four million, four hundred twelve thousand, four hundred forty-four".