324352221 has 8 divisors (see below), whose sum is σ = 433630560. Its totient is φ = 215654352.

The previous prime is 324352199. The next prime is 324352241. The reversal of 324352221 is 122253423.

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

It is not a de Polignac number, because 324352221 - 2¹⁰ = 324351197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 324352191 and 324352200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324352241) 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, 143811 + ... + 146048.

It is an arithmetic number, because the mean of its divisors is an integer number (54203820).

Almost surely, 2^324352221 is an apocalyptic number.

It is an amenable number.

324352221 is a deficient number, since it is larger than the sum of its proper divisors (109278339).

324352221 is a wasteful number, since it uses less digits than its factorization.

324352221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290235.

The product of its digits is 2880, while the sum is 24.

The square root of 324352221 is about 18009.7812590825. The cubic root of 324352221 is about 687.0773395935.

The spelling of 324352221 in words is "three hundred twenty-four million, three hundred fifty-two thousand, two hundred twenty-one".