444133444 has 12 divisors (see below), whose sum is σ = 777645568. Its totient is φ = 221949000.

The previous prime is 444133441. The next prime is 444133447. The reversal of 444133444 is 444331444.

It is an interprime number because it is at equal distance from previous prime (444133441) and next prime (444133447).

It is a super-2 number, since 2×444133444² = 394509032158602272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (444133441) 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, 20652 + ... + 36259.

Almost surely, 2^444133444 is an apocalyptic number.

It is an amenable number.

444133444 is a deficient number, since it is larger than the sum of its proper divisors (333512124).

444133444 is a wasteful number, since it uses less digits than its factorization.

444133444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58866 (or 58864 counting only the distinct ones).

The product of its digits is 36864, while the sum is 31.

The square root of 444133444 is about 21074.4737538094. The cubic root of 444133444 is about 762.9647835143.

Adding to 444133444 its reverse (444331444), we get a palindrome (888464888).

The spelling of 444133444 in words is "four hundred forty-four million, one hundred thirty-three thousand, four hundred forty-four".