325623328 has 48 divisors (see below), whose sum is σ = 672235200. Its totient is φ = 154967296.

The previous prime is 325623323. The next prime is 325623341. The reversal of 325623328 is 823326523.

It is a junction number, because it is equal to n+sod(n) for n = 325623293 and 325623302.

It is not an unprimeable number, because it can be changed into a prime (325623323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166098 + ... + 168046.

It is an arithmetic number, because the mean of its divisors is an integer number (14004900).

Almost surely, 2^325623328 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 325623328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (336117600).

325623328 is an abundant number, since it is smaller than the sum of its proper divisors (346611872).

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

325623328 is a wasteful number, since it uses less digits than its factorization.

325623328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209 (or 2201 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 325623328 is about 18045.0361041479. The cubic root of 325623328 is about 687.9737009958.

The spelling of 325623328 in words is "three hundred twenty-five million, six hundred twenty-three thousand, three hundred twenty-eight".