324820423 has 2 divisors, whose sum is σ = 324820424. Its totient is φ = 324820422.

The previous prime is 324820403. The next prime is 324820427. The reversal of 324820423 is 324028423.

It is a strong prime.

It is an emirp because it is prime and its reverse (324028423) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 324820423 - 2¹³ = 324812231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 324820391 and 324820400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (324820427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162410211 + 162410212.

It is an arithmetic number, because the mean of its divisors is an integer number (162410212).

Almost surely, 2^324820423 is an apocalyptic number.

324820423 is a deficient number, since it is larger than the sum of its proper divisors (1).

324820423 is an equidigital number, since it uses as much as digits as its factorization.

324820423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 324820423 is about 18022.7751192762. The cubic root of 324820423 is about 687.4077790571.

Adding to 324820423 its reverse (324028423), we get a palindrome (648848846).

The spelling of 324820423 in words is "three hundred twenty-four million, eight hundred twenty thousand, four hundred twenty-three".