324400504 has 8 divisors (see below), whose sum is σ = 608250960. Its totient is φ = 162200248.

The previous prime is 324400499. The next prime is 324400507. The reversal of 324400504 is 405004423.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324400507) 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 as a sum of consecutive naturals, namely, 20275024 + ... + 20275039.

It is an arithmetic number, because the mean of its divisors is an integer number (76031370).

Almost surely, 2^324400504 is an apocalyptic number.

It is an amenable number.

324400504 is a deficient number, since it is larger than the sum of its proper divisors (283850456).

324400504 is a wasteful number, since it uses less digits than its factorization.

324400504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40550069 (or 40550065 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 324400504 is about 18011.1216752317. The cubic root of 324400504 is about 687.1114306290. Note that the first 3 decimals are identical.

Adding to 324400504 its reverse (405004423), we get a palindrome (729404927).

The spelling of 324400504 in words is "three hundred twenty-four million, four hundred thousand, five hundred four".