2304219 has 4 divisors (see below), whose sum is σ = 3072296. Its totient is φ = 1536144.

The previous prime is 2304217. The next prime is 2304223. The reversal of 2304219 is 9124032.

2304219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2304219 - 2¹ = 2304217 is a prime.

It is a super-2 number, since 2×2304219² = 10618850399922, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2304195 and 2304204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2304217) 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 3 ways as a sum of consecutive naturals, for example, 384034 + ... + 384039.

It is an arithmetic number, because the mean of its divisors is an integer number (768074).

2^2304219 is an apocalyptic number.

2304219 is a deficient number, since it is larger than the sum of its proper divisors (768077).

2304219 is an equidigital number, since it uses as much as digits as its factorization.

2304219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768076.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 2304219 is about 1517.9654146258. The cubic root of 2304219 is about 132.0812745574.

The spelling of 2304219 in words is "two million, three hundred four thousand, two hundred nineteen".