324023345 has 4 divisors (see below), whose sum is σ = 388828020. Its totient is φ = 259218672.

The previous prime is 324023303. The next prime is 324023347. The reversal of 324023345 is 543320423.

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 82283041 + 241740304 = 9071^2 + 15548^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-324023345 is a prime.

It is a super-2 number, since 2×324023345² = 209982256209978050, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (324023347) by changing a digit.

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, 32402330 + ... + 32402339.

It is an arithmetic number, because the mean of its divisors is an integer number (97207005).

Almost surely, 2^324023345 is an apocalyptic number.

It is an amenable number.

324023345 is a deficient number, since it is larger than the sum of its proper divisors (64804675).

324023345 is an equidigital number, since it uses as much as digits as its factorization.

324023345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64804674.

The product of its (nonzero) digits is 8640, while the sum is 26.

The square root of 324023345 is about 18000.6484605416. The cubic root of 324023345 is about 686.8450410334.

Adding to 324023345 its reverse (543320423), we get a palindrome (867343768).

The spelling of 324023345 in words is "three hundred twenty-four million, twenty-three thousand, three hundred forty-five".