4404889 has 2 divisors, whose sum is σ = 4404890. Its totient is φ = 4404888.

The previous prime is 4404863. The next prime is 4404899. The reversal of 4404889 is 9884044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3534400 + 870489 = 1880^2 + 933^2 .

It is a cyclic number.

It is not a de Polignac number, because 4404889 - 2⁵ = 4404857 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (4404809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2202444 + 2202445.

It is an arithmetic number, because the mean of its divisors is an integer number (2202445).

Almost surely, 2^4404889 is an apocalyptic number.

It is an amenable number.

4404889 is a deficient number, since it is larger than the sum of its proper divisors (1).

4404889 is an equidigital number, since it uses as much as digits as its factorization.

4404889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 4404889 is about 2098.7827424486. The cubic root of 4404889 is about 163.9249234988.

It can be divided in two parts, 440 and 4889, that added together give a square (5329 = 73²).

The spelling of 4404889 in words is "four million, four hundred four thousand, eight hundred eighty-nine".