444889223 has 8 divisors (see below), whose sum is σ = 455545728. Its totient is φ = 434246904.

The previous prime is 444889189. The next prime is 444889243. The reversal of 444889223 is 322988444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 444889223 - 2²⁰ = 443840647 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 (444889243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87086 + ... + 92052.

It is an arithmetic number, because the mean of its divisors is an integer number (56943216).

Almost surely, 2^444889223 is an apocalyptic number.

444889223 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

444889223 is a deficient number, since it is larger than the sum of its proper divisors (10656505).

444889223 is a wasteful number, since it uses less digits than its factorization.

444889223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7093.

The product of its digits is 442368, while the sum is 44.

The square root of 444889223 is about 21092.3972795887. The cubic root of 444889223 is about 763.3973156686.

The spelling of 444889223 in words is "four hundred forty-four million, eight hundred eighty-nine thousand, two hundred twenty-three".