2224345 has 4 divisors (see below), whose sum is σ = 2669220. Its totient is φ = 1779472.

The previous prime is 2224337. The next prime is 2224367. The reversal of 2224345 is 5434222.

2224345 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 can be written as a sum of positive squares in 2 ways, for example, as 659344 + 1565001 = 812^2 + 1251^2 .

It is a cyclic number.

It is not a de Polignac number, because 2224345 - 2³ = 2224337 is a prime.

It is an unprimeable number.

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, 222430 + ... + 222439.

It is an arithmetic number, because the mean of its divisors is an integer number (667305).

2^2224345 is an apocalyptic number.

It is an amenable number.

2224345 is a deficient number, since it is larger than the sum of its proper divisors (444875).

2224345 is an equidigital number, since it uses as much as digits as its factorization.

2224345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444874.

The product of its digits is 1920, while the sum is 22.

The square root of 2224345 is about 1491.4238163580. The cubic root of 2224345 is about 130.5371267853.

Adding to 2224345 its reverse (5434222), we get a palindrome (7658567).

The spelling of 2224345 in words is "two million, two hundred twenty-four thousand, three hundred forty-five".