325436240 has 40 divisors (see below), whose sum is σ = 761201280. Its totient is φ = 129389696.

The previous prime is 325436213. The next prime is 325436297. The reversal of 325436240 is 42634523.

325436240 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1181 + ... + 25539.

It is an arithmetic number, because the mean of its divisors is an integer number (19030032).

Almost surely, 2^325436240 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 325436240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (380600640).

325436240 is an abundant number, since it is smaller than the sum of its proper divisors (435765040).

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

325436240 is a wasteful number, since it uses less digits than its factorization.

325436240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24539 (or 24533 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 325436240 is about 18039.8514406300. The cubic root of 325436240 is about 687.8419165370.

It can be divided in two parts, 32543 and 6240, that added together give a palindrome (38783).

The spelling of 325436240 in words is "three hundred twenty-five million, four hundred thirty-six thousand, two hundred forty".