4405444 has 12 divisors (see below), whose sum is σ = 7724304. Its totient is φ = 2198504.

The previous prime is 4405439. The next prime is 4405447. The reversal of 4405444 is 4445044.

It is not an unprimeable number, because it can be changed into a prime (4405447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3207 + ... + 4369.

It is an arithmetic number, because the mean of its divisors is an integer number (643692).

Almost surely, 2^4405444 is an apocalyptic number.

It is an amenable number.

4405444 is a deficient number, since it is larger than the sum of its proper divisors (3318860).

4405444 is a wasteful number, since it uses less digits than its factorization.

4405444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2114 (or 2112 counting only the distinct ones).

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

The square root of 4405444 is about 2098.9149577818. The cubic root of 4405444 is about 163.9318078579.

The spelling of 4405444 in words is "four million, four hundred five thousand, four hundred forty-four".