323568648 has 128 divisors (see below), whose sum is σ = 976080000. Its totient is φ = 98724096.

The previous prime is 323568617. The next prime is 323568653. The reversal of 323568648 is 846865323.

It is a happy number.

323568648 is a `hidden beast` number, since 3 + 23 + 568 + 64 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 389898 + ... + 390726.

It is an arithmetic number, because the mean of its divisors is an integer number (7625625).

Almost surely, 2^323568648 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 323568648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (488040000).

323568648 is an abundant number, since it is smaller than the sum of its proper divisors (652511352).

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

323568648 is a wasteful number, since it uses less digits than its factorization.

323568648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996 (or 986 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The square root of 323568648 is about 17988.0140093341. The cubic root of 323568648 is about 686.5236109231.

The spelling of 323568648 in words is "three hundred twenty-three million, five hundred sixty-eight thousand, six hundred forty-eight".