325633280 has 72 divisors (see below), whose sum is σ = 891445632. Its totient is φ = 111642624.

The previous prime is 325633277. The next prime is 325633303. The reversal of 325633280 is 82336523.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9212 + ... + 27131.

Almost surely, 2^325633280 is an apocalyptic number.

It is an amenable number.

325633280 is an abundant number, since it is smaller than the sum of its proper divisors (565812352).

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

325633280 is an equidigital number, since it uses as much as digits as its factorization.

325633280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36371 (or 36357 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 325633280 is about 18045.3118565460. The cubic root of 325633280 is about 687.9807097530.

The spelling of 325633280 in words is "three hundred twenty-five million, six hundred thirty-three thousand, two hundred eighty".