324240143 has 8 divisors (see below), whose sum is σ = 325916928. Its totient is φ = 322568064.

The previous prime is 324240127. The next prime is 324240181. The reversal of 324240143 is 341042423.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 324240143 - 2⁴ = 324240127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324240443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 297746 + ... + 298832.

It is an arithmetic number, because the mean of its divisors is an integer number (40739616).

Almost surely, 2^324240143 is an apocalyptic number.

324240143 is a deficient number, since it is larger than the sum of its proper divisors (1676785).

324240143 is a wasteful number, since it uses less digits than its factorization.

324240143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2353.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 324240143 is about 18006.6694033072. The cubic root of 324240143 is about 686.9981919669.

Adding to 324240143 its reverse (341042423), we get a palindrome (665282566).

The spelling of 324240143 in words is "three hundred twenty-four million, two hundred forty thousand, one hundred forty-three".