324431340 has 24 divisors (see below), whose sum is σ = 908407920. Its totient is φ = 86515008.

The previous prime is 324431339. The next prime is 324431411. The reversal of 324431340 is 43134423.

It is a self number, because there is not a number n which added to its sum of digits gives 324431340.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2703535 + ... + 2703654.

It is an arithmetic number, because the mean of its divisors is an integer number (37850330).

Almost surely, 2^324431340 is an apocalyptic number.

324431340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

324431340 is an abundant number, since it is smaller than the sum of its proper divisors (583976580).

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

324431340 is a wasteful number, since it uses less digits than its factorization.

324431340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5407201 (or 5407199 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 324431340 is about 18011.9776815318. The cubic root of 324431340 is about 687.1332011426.

Adding to 324431340 its reverse (43134423), we get a palindrome (367565763).

The spelling of 324431340 in words is "three hundred twenty-four million, four hundred thirty-one thousand, three hundred forty".