4404289 has 4 divisors (see below), whose sum is σ = 4408624. Its totient is φ = 4399956.

The previous prime is 4404287. The next prime is 4404299. The reversal of 4404289 is 9824044.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4404289 - 2¹ = 4404287 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4404289.

It is not an unprimeable number, because it can be changed into a prime (4404287) 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, 274 + ... + 2980.

It is an arithmetic number, because the mean of its divisors is an integer number (1102156).

Almost surely, 2^4404289 is an apocalyptic number.

It is an amenable number.

4404289 is a deficient number, since it is larger than the sum of its proper divisors (4335).

4404289 is a wasteful number, since it uses less digits than its factorization.

4404289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4334.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 4404289 is about 2098.6397975832. The cubic root of 4404289 is about 163.9174802980.

The spelling of 4404289 in words is "four million, four hundred four thousand, two hundred eighty-nine".