324121420 has 48 divisors (see below), whose sum is σ = 780853248. Its totient is φ = 110704320.

The previous prime is 324121409. The next prime is 324121453. The reversal of 324121420 is 24121423.

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, 33669 + ... + 42211.

It is an arithmetic number, because the mean of its divisors is an integer number (16267776).

Almost surely, 2^324121420 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 324121420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (390426624).

324121420 is an abundant number, since it is smaller than the sum of its proper divisors (456731828).

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

324121420 is a wasteful number, since it uses less digits than its factorization.

324121420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8830 (or 8828 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 324121420 is about 18003.3724618473. The cubic root of 324121420 is about 686.9143318558.

Adding to 324121420 its reverse (24121423), we get a palindrome (348242843).

The spelling of 324121420 in words is "three hundred twenty-four million, one hundred twenty-one thousand, four hundred twenty".