4479219 has 12 divisors (see below), whose sum is σ = 6709976. Its totient is φ = 2985984.

The previous prime is 4479203. The next prime is 4479239. The reversal of 4479219 is 9129744.

It is not a de Polignac number, because 4479219 - 2⁴ = 4479203 is a prime.

It is a super-2 number, since 2×4479219² = 40126805699922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4479239) 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 in 11 ways as a sum of consecutive naturals, for example, 8974 + ... + 9459.

Almost surely, 2^4479219 is an apocalyptic number.

4479219 is a deficient number, since it is larger than the sum of its proper divisors (2230757).

4479219 is an equidigital number, since it uses as much as digits as its factorization.

4479219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18448 (or 18436 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 4479219 is about 2116.4165469019. The cubic root of 4479219 is about 164.8418319004.

The spelling of 4479219 in words is "four million, four hundred seventy-nine thousand, two hundred nineteen".