325656544 has 48 divisors (see below), whose sum is σ = 678751920. Its totient is φ = 153538560.

The previous prime is 325656521. The next prime is 325656547. The reversal of 325656544 is 445656523.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 325656497 and 325656506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325656547) 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, 35824 + ... + 43984.

It is an arithmetic number, because the mean of its divisors is an integer number (14140665).

Almost surely, 2^325656544 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 325656544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (339375960).

325656544 is an abundant number, since it is smaller than the sum of its proper divisors (353095376).

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

325656544 is a wasteful number, since it uses less digits than its factorization.

325656544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8243 (or 8235 counting only the distinct ones).

The product of its digits is 432000, while the sum is 40.

The square root of 325656544 is about 18045.9564445889. The cubic root of 325656544 is about 687.9970930110.

The spelling of 325656544 in words is "three hundred twenty-five million, six hundred fifty-six thousand, five hundred forty-four".