324321040 has 40 divisors (see below), whose sum is σ = 754826688. Its totient is φ = 129594240.

The previous prime is 324320989. The next prime is 324321061. The reversal of 324321040 is 40123423.

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

It is a junction number, because it is equal to n+sod(n) for n = 324320999 and 324321017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119539 + ... + 122221.

Almost surely, 2^324321040 is an apocalyptic number.

It is an amenable number.

324321040 is an abundant number, since it is smaller than the sum of its proper divisors (430505648).

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

324321040 is a wasteful number, since it uses less digits than its factorization.

324321040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4207 (or 4201 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 324321040 is about 18008.9155697949. The cubic root of 324321040 is about 687.0553219188.

Adding to 324321040 its reverse (40123423), we get a palindrome (364444463).

The spelling of 324321040 in words is "three hundred twenty-four million, three hundred twenty-one thousand, forty".