324312421 has 8 divisors (see below), whose sum is σ = 335129600. Its totient is φ = 313517520.

The previous prime is 324312409. The next prime is 324312427. The reversal of 324312421 is 124213423.

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

It is a cyclic number.

It is not a de Polignac number, because 324312421 - 2¹⁹ = 323788133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 324312392 and 324312401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324312427) 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, 27175 + ... + 37243.

It is an arithmetic number, because the mean of its divisors is an integer number (41891200).

Almost surely, 2^324312421 is an apocalyptic number.

324312421 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

324312421 is a deficient number, since it is larger than the sum of its proper divisors (10817179).

324312421 is a wasteful number, since it uses less digits than its factorization.

324312421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11139.

The product of its digits is 1152, while the sum is 22.

The square root of 324312421 is about 18008.6762700649. The cubic root of 324312421 is about 687.0492355810.

Adding to 324312421 its reverse (124213423), we get a palindrome (448525844).

The spelling of 324312421 in words is "three hundred twenty-four million, three hundred twelve thousand, four hundred twenty-one".