325646568 has 320 divisors, whose sum is σ = 1073318400. Its totient is φ = 91445760.

The previous prime is 325646561. The next prime is 325646579. The reversal of 325646568 is 865646523.

325646568 is a `hidden beast` number, since 3 + 25 + 64 + 6 + 568 = 666.

It is not an unprimeable number, because it can be changed into a prime (325646561) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 7573155 + ... + 7573197.

It is an arithmetic number, because the mean of its divisors is an integer number (3354120).

Almost surely, 2^325646568 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 325646568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (536659200).

325646568 is an abundant number, since it is smaller than the sum of its proper divisors (747671832).

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

325646568 is a wasteful number, since it uses less digits than its factorization.

325646568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134 (or 121 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The square root of 325646568 is about 18045.6800370615. The cubic root of 325646568 is about 687.9900676861.

Subtracting from 325646568 its sum of digits (45), we obtain a palindrome (325646523).

The spelling of 325646568 in words is "three hundred twenty-five million, six hundred forty-six thousand, five hundred sixty-eight".