324226540 has 48 divisors (see below), whose sum is σ = 746643744. Its totient is φ = 117286400.

The previous prime is 324226537. The next prime is 324226559. The reversal of 324226540 is 45622423.

It is a junction number, because it is equal to n+sod(n) for n = 324226499 and 324226508.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39600 + ... + 47080.

It is an arithmetic number, because the mean of its divisors is an integer number (15555078).

Almost surely, 2^324226540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 324226540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (373321872).

324226540 is an abundant number, since it is smaller than the sum of its proper divisors (422417204).

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

324226540 is a wasteful number, since it uses less digits than its factorization.

324226540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7698 (or 7696 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 324226540 is about 18006.2916781885. The cubic root of 324226540 is about 686.9885845126.

Adding to 324226540 its reverse (45622423), we get a palindrome (369848963).

The spelling of 324226540 in words is "three hundred twenty-four million, two hundred twenty-six thousand, five hundred forty".