324256916 has 12 divisors (see below), whose sum is σ = 567575988. Its totient is φ = 162092352.

The previous prime is 324256913. The next prime is 324256927. The reversal of 324256916 is 619652423.

It can be written as a sum of positive squares in 2 ways, for example, as 128368900 + 195888016 = 11330^2 + 13996^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 324256916.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324256913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28670 + ... + 38346.

It is an arithmetic number, because the mean of its divisors is an integer number (47297999).

Almost surely, 2^324256916 is an apocalyptic number.

It is an amenable number.

324256916 is a deficient number, since it is larger than the sum of its proper divisors (243319072).

324256916 is a wasteful number, since it uses less digits than its factorization.

324256916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18058 (or 18056 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The square root of 324256916 is about 18007.1351413822. The cubic root of 324256916 is about 687.0100379420.

The spelling of 324256916 in words is "three hundred twenty-four million, two hundred fifty-six thousand, nine hundred sixteen".