4489219 has 4 divisors (see below), whose sum is σ = 5130544. Its totient is φ = 3847896.

The previous prime is 4489193. The next prime is 4489237. The reversal of 4489219 is 9129844.

It is a happy number.

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 4489219 - 2¹⁵ = 4456451 is a prime.

It is a super-2 number, since 2×4489219² = 40306174459922, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4489279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320652 + ... + 320665.

It is an arithmetic number, because the mean of its divisors is an integer number (1282636).

Almost surely, 2^4489219 is an apocalyptic number.

4489219 is a deficient number, since it is larger than the sum of its proper divisors (641325).

4489219 is an equidigital number, since it uses as much as digits as its factorization.

4489219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641324.

The product of its digits is 20736, while the sum is 37.

The square root of 4489219 is about 2118.7777136831. Note that the first 4 decimals coincide. The cubic root of 4489219 is about 164.9644122820.

The spelling of 4489219 in words is "four million, four hundred eighty-nine thousand, two hundred nineteen".