324242421 has 32 divisors (see below), whose sum is σ = 449981568. Its totient is φ = 207590400.

The previous prime is 324242419. The next prime is 324242437. The reversal of 324242421 is 124242423.

It is not a de Polignac number, because 324242421 - 2¹ = 324242419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 324242391 and 324242400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324242461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2366665 + ... + 2366801.

It is an arithmetic number, because the mean of its divisors is an integer number (14061924).

Almost surely, 2^324242421 is an apocalyptic number.

It is an amenable number.

324242421 is a deficient number, since it is larger than the sum of its proper divisors (125739147).

324242421 is a wasteful number, since it uses less digits than its factorization.

324242421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421.

The product of its digits is 3072, while the sum is 24.

The square root of 324242421 is about 18006.7326575367. The cubic root of 324242421 is about 686.9998008343. Note that the first 3 decimals are identical.

Adding to 324242421 its reverse (124242423), we get a palindrome (448484844).

The spelling of 324242421 in words is "three hundred twenty-four million, two hundred forty-two thousand, four hundred twenty-one".