324042320 has 40 divisors (see below), whose sum is σ = 861028224. Its totient is φ = 111100032.

The previous prime is 324042319. The next prime is 324042343. The reversal of 324042320 is 23240423.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 324042292 and 324042301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288764 + ... + 289883.

Almost surely, 2^324042320 is an apocalyptic number.

It is an amenable number.

324042320 is an abundant number, since it is smaller than the sum of its proper divisors (536985904).

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

324042320 is a wasteful number, since it uses less digits than its factorization.

324042320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578667 (or 578661 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 324042320 is about 18001.1755171711. The cubic root of 324042320 is about 686.8584481232.

Adding to 324042320 its reverse (23240423), we get a palindrome (347282743).

The spelling of 324042320 in words is "three hundred twenty-four million, forty-two thousand, three hundred twenty".