544004422 has 8 divisors (see below), whose sum is σ = 878776416. Its totient is φ = 251078952.

The previous prime is 544004413. The next prime is 544004429. The reversal of 544004422 is 224400445.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×544004422² = 591881622311108168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544004429) 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, 10461598 + ... + 10461649.

It is an arithmetic number, because the mean of its divisors is an integer number (109847052).

Almost surely, 2^544004422 is an apocalyptic number.

544004422 is a deficient number, since it is larger than the sum of its proper divisors (334771994).

544004422 is a wasteful number, since it uses less digits than its factorization.

544004422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20923262.

The product of its (nonzero) digits is 5120, while the sum is 25.

The square root of 544004422 is about 23323.9023750315. The cubic root of 544004422 is about 816.3332322744. Note that the first 3 decimals are identical.

Adding to 544004422 its reverse (224400445), we get a palindrome (768404867).

The spelling of 544004422 in words is "five hundred forty-four million, four thousand, four hundred twenty-two".