324040 has 16 divisors (see below), whose sum is σ = 729180. Its totient is φ = 129600.

The previous prime is 324031. The next prime is 324053. The reversal of 324040 is 40423.

It can be written as a sum of positive squares in 2 ways, for example, as 293764 + 30276 = 542^2 + 174^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 324040.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 324040.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4011 + ... + 4090.

2³²⁴⁰⁴⁰ is an apocalyptic number.

It is an amenable number.

324040 is an abundant number, since it is smaller than the sum of its proper divisors (405140).

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

324040 is a wasteful number, since it uses less digits than its factorization.

324040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8112 (or 8108 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 324040 is about 569.2451141644. The cubic root of 324040 is about 68.6856808918.

Adding to 324040 its reverse (40423), we get a palindrome (364463).

It can be divided in two parts, 3240 and 40, that multiplied together give a square (129600 = 360²).

The spelling of 324040 in words is "three hundred twenty-four thousand, forty", and thus it is an iban number.