324120444 has 48 divisors (see below), whose sum is σ = 778541568. Its totient is φ = 104874048.

The previous prime is 324120437. The next prime is 324120451. The reversal of 324120444 is 444021423.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (324120437) and next prime (324120451).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 364969 + ... + 365855.

It is an arithmetic number, because the mean of its divisors is an integer number (16219616).

Almost surely, 2^324120444 is an apocalyptic number.

It is an amenable number.

324120444 is an abundant number, since it is smaller than the sum of its proper divisors (454421124).

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

324120444 is a wasteful number, since it uses less digits than its factorization.

324120444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1754 (or 1752 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 324120444 is about 18003.3453557943. The cubic root of 324120444 is about 686.9136423723.

Adding to 324120444 its reverse (444021423), we get a palindrome (768141867).

The spelling of 324120444 in words is "three hundred twenty-four million, one hundred twenty thousand, four hundred forty-four".