324653648 has 90 divisors (see below), whose sum is σ = 725046042. Its totient is φ = 140708480.

The previous prime is 324653647. The next prime is 324653653. The reversal of 324653648 is 846356423.

324653648 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 200732224 + 123921424 = 14168^2 + 11132^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324653647) 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 17 ways as a sum of consecutive naturals, for example, 1023986 + ... + 1024302.

Almost surely, 2^324653648 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 324653648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362523021).

324653648 is an abundant number, since it is smaller than the sum of its proper divisors (400392394).

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

324653648 is a wasteful number, since it uses less digits than its factorization.

324653648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393 (or 353 counting only the distinct ones).

The product of its digits is 414720, while the sum is 41.

The square root of 324653648 is about 18018.1477405420. The cubic root of 324653648 is about 687.2901119294.

The spelling of 324653648 in words is "three hundred twenty-four million, six hundred fifty-three thousand, six hundred forty-eight".