324421000 has 64 divisors (see below), whose sum is σ = 761904000. Its totient is φ = 129297600.

The previous prime is 324420973. The next prime is 324421039. The reversal of 324421000 is 124423.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 438631 + ... + 439369.

It is an arithmetic number, because the mean of its divisors is an integer number (11904750).

Almost surely, 2^324421000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 324421000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (380952000).

324421000 is an abundant number, since it is smaller than the sum of its proper divisors (437483000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

324421000 is a wasteful number, since it uses less digits than its factorization.

324421000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199 (or 1185 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 324421000 is about 18011.6906480208. The cubic root of 324421000 is about 687.1259011566.

Adding to 324421000 its reverse (124423), we get a palindrome (324545423).

The spelling of 324421000 in words is "three hundred twenty-four million, four hundred twenty-one thousand".