324429439 has 2 divisors, whose sum is σ = 324429440. Its totient is φ = 324429438.

The previous prime is 324429437. The next prime is 324429449. The reversal of 324429439 is 934924423.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 324429439 - 2¹ = 324429437 is a prime.

Together with 324429437, it forms a pair of twin primes.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (324429437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162214719 + 162214720.

It is an arithmetic number, because the mean of its divisors is an integer number (162214720).

Almost surely, 2^324429439 is an apocalyptic number.

324429439 is a deficient number, since it is larger than the sum of its proper divisors (1).

324429439 is an equidigital number, since it uses as much as digits as its factorization.

324429439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 40.

The square root of 324429439 is about 18011.9249110138. The cubic root of 324429439 is about 687.1318590582.

The spelling of 324429439 in words is "three hundred twenty-four million, four hundred twenty-nine thousand, four hundred thirty-nine".