324004540 has 24 divisors (see below), whose sum is σ = 683943120. Its totient is φ = 128928768.

The previous prime is 324004537. The next prime is 324004553. The reversal of 324004540 is 45400423.

It is a happy number.

It is a super-2 number, since 2×324004540² = 209957883881223200, which contains 22 as substring.

It is a congruent number.

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, 38110 + ... + 45829.

It is an arithmetic number, because the mean of its divisors is an integer number (28497630).

Almost surely, 2^324004540 is an apocalyptic number.

It is an amenable number.

324004540 is an abundant number, since it is smaller than the sum of its proper divisors (359938580).

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

324004540 is a wasteful number, since it uses less digits than its factorization.

324004540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84141 (or 84139 counting only the distinct ones).

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

The square root of 324004540 is about 18000.1261106693. The cubic root of 324004540 is about 686.8317535433.

Adding to 324004540 its reverse (45400423), we get a palindrome (369404963).

The spelling of 324004540 in words is "three hundred twenty-four million, four thousand, five hundred forty".