4421323 has 2 divisors, whose sum is σ = 4421324. Its totient is φ = 4421322.

The previous prime is 4421321. The next prime is 4421353. The reversal of 4421323 is 3231244.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4421323 - 2¹ = 4421321 is a prime.

Together with 4421321, it forms a pair of twin primes.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 4421323.

It is not a weakly prime, because it can be changed into another prime (4421321) 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 as a sum of consecutive naturals, namely, 2210661 + 2210662.

It is an arithmetic number, because the mean of its divisors is an integer number (2210662).

Almost surely, 2^4421323 is an apocalyptic number.

4421323 is a deficient number, since it is larger than the sum of its proper divisors (1).

4421323 is an equidigital number, since it uses as much as digits as its factorization.

4421323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 19.

The square root of 4421323 is about 2102.6942240849. The cubic root of 4421323 is about 164.1285305125.

Adding to 4421323 its reverse (3231244), we get a palindrome (7652567).

The spelling of 4421323 in words is "four million, four hundred twenty-one thousand, three hundred twenty-three".