4404439 has 4 divisors (see below), whose sum is σ = 4743256. Its totient is φ = 4065624.

The previous prime is 4404437. The next prime is 4404451. The reversal of 4404439 is 9344044.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4404439 - 2¹ = 4404437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4404437) 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, 169389 + ... + 169414.

It is an arithmetic number, because the mean of its divisors is an integer number (1185814).

Almost surely, 2^4404439 is an apocalyptic number.

4404439 is a deficient number, since it is larger than the sum of its proper divisors (338817).

4404439 is a wasteful number, since it uses less digits than its factorization.

4404439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338816.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 4404439 is about 2098.6755347123. The cubic root of 4404439 is about 163.9193411616.

The spelling of 4404439 in words is "four million, four hundred four thousand, four hundred thirty-nine".