444222244 has 24 divisors (see below), whose sum is σ = 783836928. Its totient is φ = 220277280.

The previous prime is 444222241. The next prime is 444222263. The reversal of 444222244 is 442222444.

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

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (444222241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281979 + ... + 283549.

It is an arithmetic number, because the mean of its divisors is an integer number (32659872).

Almost surely, 2^444222244 is an apocalyptic number.

It is an amenable number.

444222244 is a deficient number, since it is larger than the sum of its proper divisors (339614684).

444222244 is a wasteful number, since it uses less digits than its factorization.

444222244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2115 (or 2113 counting only the distinct ones).

The product of its digits is 16384, while the sum is 28.

The square root of 444222244 is about 21076.5804626842. The cubic root of 444222244 is about 763.0156291620.

Adding to 444222244 its reverse (442222444), we get a palindrome (886444688).

The spelling of 444222244 in words is "four hundred forty-four million, two hundred twenty-two thousand, two hundred forty-four".