4421444424 has 32 divisors (see below), whose sum is σ = 11240964000. Its totient is φ = 1448834432.

The previous prime is 4421444411. The next prime is 4421444431. The reversal of 4421444424 is 4244441244.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1559829 + ... + 1562660.

It is an arithmetic number, because the mean of its divisors is an integer number (351280125).

Almost surely, 2^4421444424 is an apocalyptic number.

It is an amenable number.

4421444424 is an abundant number, since it is smaller than the sum of its proper divisors (6819519576).

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

4421444424 is a wasteful number, since it uses less digits than its factorization.

4421444424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3122557 (or 3122553 counting only the distinct ones).

The product of its digits is 65536, while the sum is 33.

The square root of 4421444424 is about 66493.9427617283. The cubic root of 4421444424 is about 1641.3003300093.

Adding to 4421444424 its reverse (4244441244), we get a palindrome (8665885668).

The spelling of 4421444424 in words is "four billion, four hundred twenty-one million, four hundred forty-four thousand, four hundred twenty-four".