4442444 has 6 divisors (see below), whose sum is σ = 7774284. Its totient is φ = 2221220.

The previous prime is 4442443. The next prime is 4442453.

It is a happy number.

4442444 is nontrivially palindromic in base 10.

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

It is not an unprimeable number, because it can be changed into a prime (4442441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555302 + ... + 555309.

It is an arithmetic number, because the mean of its divisors is an integer number (1295714).

Almost surely, 2^4442444 is an apocalyptic number.

It is an amenable number.

4442444 is a deficient number, since it is larger than the sum of its proper divisors (3331840).

4442444 is a wasteful number, since it uses less digits than its factorization.

4442444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110615 (or 1110613 counting only the distinct ones).

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

The square root of 4442444 is about 2107.7106063215. The cubic root of 4442444 is about 164.3894669856.

Adding to 4442444 its product of digits (8192), we get a triangular number (4450636 = T₂₉₈₃).

The spelling of 4442444 in words is "four million, four hundred forty-two thousand, four hundred forty-four".