4404239 has 4 divisors (see below), whose sum is σ = 5033424. Its totient is φ = 3775056.

The previous prime is 4404193. The next prime is 4404251. The reversal of 4404239 is 9324044.

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 4404239 - 2⁸ = 4403983 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 (4404299) 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, 314582 + ... + 314595.

It is an arithmetic number, because the mean of its divisors is an integer number (1258356).

Almost surely, 2^4404239 is an apocalyptic number.

4404239 is a deficient number, since it is larger than the sum of its proper divisors (629185).

4404239 is an equidigital number, since it uses as much as digits as its factorization.

4404239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629184.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 4404239 is about 2098.6278850716. The cubic root of 4404239 is about 163.9168600008.

The spelling of 4404239 in words is "four million, four hundred four thousand, two hundred thirty-nine".