324421441 has 2 divisors, whose sum is σ = 324421442. Its totient is φ = 324421440.

The previous prime is 324421429. The next prime is 324421453. The reversal of 324421441 is 144124423.

It is a balanced prime because it is at equal distance from previous prime (324421429) and next prime (324421453).

It can be written as a sum of positive squares in only one way, i.e., 305026225 + 19395216 = 17465^2 + 4404^2 .

It is an emirp because it is prime and its reverse (144124423) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 324421441 - 2⁷ = 324421313 is a prime.

It is not a weakly prime, because it can be changed into another prime (324421411) 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, 162210720 + 162210721.

It is an arithmetic number, because the mean of its divisors is an integer number (162210721).

Almost surely, 2^324421441 is an apocalyptic number.

It is an amenable number.

324421441 is a deficient number, since it is larger than the sum of its proper divisors (1).

324421441 is an equidigital number, since it uses as much as digits as its factorization.

324421441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3072, while the sum is 25.

The square root of 324421441 is about 18011.7028900657. The cubic root of 324421441 is about 687.1262125034.

Adding to 324421441 its reverse (144124423), we get a palindrome (468545864).

The spelling of 324421441 in words is "three hundred twenty-four million, four hundred twenty-one thousand, four hundred forty-one".