441144424 has 32 divisors (see below), whose sum is σ = 1000918080. Its totient is φ = 177940224.

The previous prime is 441144421. The next prime is 441144427. The reversal of 441144424 is 424441144.

It is an interprime number because it is at equal distance from previous prime (441144421) and next prime (441144427).

It is a Harshad number since it is a multiple of its sum of digits (28).

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

It is a junction number, because it is equal to n+sod(n) for n = 441144392 and 441144401.

It is not an unprimeable number, because it can be changed into a prime (441144421) 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 7 ways as a sum of consecutive naturals, for example, 230742 + ... + 232645.

It is an arithmetic number, because the mean of its divisors is an integer number (31278690).

Almost surely, 2^441144424 is an apocalyptic number.

It is an amenable number.

441144424 is an abundant number, since it is smaller than the sum of its proper divisors (559773656).

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

441144424 is a wasteful number, since it uses less digits than its factorization.

441144424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463417 (or 463413 counting only the distinct ones).

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

The square root of 441144424 is about 21003.4383851787. The cubic root of 441144424 is about 761.2493440029.

Adding to 441144424 its reverse (424441144), we get a palindrome (865585568).

The spelling of 441144424 in words is "four hundred forty-one million, one hundred forty-four thousand, four hundred twenty-four".