325579520 has 216 divisors, whose sum is σ = 943714800. Its totient is φ = 107175936.

The previous prime is 325579469. The next prime is 325579537. The reversal of 325579520 is 25975523.

325579520 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1818791 + ... + 1818969.

It is an arithmetic number, because the mean of its divisors is an integer number (4369050).

Almost surely, 2^325579520 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 325579520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (471857400).

325579520 is an abundant number, since it is smaller than the sum of its proper divisors (618135280).

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

325579520 is a wasteful number, since it uses less digits than its factorization.

325579520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 94500, while the sum is 38.

The square root of 325579520 is about 18043.8222114939. The cubic root of 325579520 is about 687.9428472445.

The spelling of 325579520 in words is "three hundred twenty-five million, five hundred seventy-nine thousand, five hundred twenty".