444022424 has 32 divisors (see below), whose sum is σ = 869097600. Its totient is φ = 212424960.

The previous prime is 444022417. The next prime is 444022433. The reversal of 444022424 is 424220444.

It is a junction number, because it is equal to n+sod(n) for n = 444022393 and 444022402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12014 + ... + 32130.

It is an arithmetic number, because the mean of its divisors is an integer number (27159300).

Almost surely, 2^444022424 is an apocalyptic number.

It is an amenable number.

444022424 is a deficient number, since it is larger than the sum of its proper divisors (425075176).

444022424 is a wasteful number, since it uses less digits than its factorization.

444022424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20243 (or 20239 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

The square root of 444022424 is about 21071.8395969597. The cubic root of 444022424 is about 762.9012054687.

Adding to 444022424 its reverse (424220444), we get a palindrome (868242868).

The spelling of 444022424 in words is "four hundred forty-four million, twenty-two thousand, four hundred twenty-four".