324421001 has 4 divisors (see below), whose sum is σ = 324578832. Its totient is φ = 324263172.

The previous prime is 324420973. The next prime is 324421039. The reversal of 324421001 is 100124423.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 100124423 = 7 ⋅14303489.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-324421001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (324421091) 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 in 3 ways as a sum of consecutive naturals, for example, 75791 + ... + 79956.

It is an arithmetic number, because the mean of its divisors is an integer number (81144708).

Almost surely, 2^324421001 is an apocalyptic number.

It is an amenable number.

324421001 is a deficient number, since it is larger than the sum of its proper divisors (157831).

324421001 is a wasteful number, since it uses less digits than its factorization.

324421001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157830.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 324421001 is about 18011.6906757805. The cubic root of 324421001 is about 687.1259018626.

Adding to 324421001 its reverse (100124423), we get a palindrome (424545424).

The spelling of 324421001 in words is "three hundred twenty-four million, four hundred twenty-one thousand, one".