324013221 has 24 divisors (see below), whose sum is σ = 544976640. Its totient is φ = 181655136.

The previous prime is 324013219. The next prime is 324013223. The reversal of 324013221 is 122310423.

It is an interprime number because it is at equal distance from previous prime (324013219) and next prime (324013223).

It is not a de Polignac number, because 324013221 - 2¹ = 324013219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 324013194 and 324013203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324013223) 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 23 ways as a sum of consecutive naturals, for example, 45181 + ... + 51858.

It is an arithmetic number, because the mean of its divisors is an integer number (22707360).

Almost surely, 2^324013221 is an apocalyptic number.

It is an amenable number.

324013221 is a deficient number, since it is larger than the sum of its proper divisors (220963419).

324013221 is a wasteful number, since it uses less digits than its factorization.

324013221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97105 (or 97102 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 324013221 is about 18000.3672462536. The cubic root of 324013221 is about 686.8378875451.

Adding to 324013221 its reverse (122310423), we get a palindrome (446323644).

It can be divided in two parts, 3240 and 13221, that added together give a palindrome (16461).

The spelling of 324013221 in words is "three hundred twenty-four million, thirteen thousand, two hundred twenty-one".