325532540 has 48 divisors (see below), whose sum is σ = 709128000. Its totient is φ = 125379072.

The previous prime is 325532531. The next prime is 325532561. The reversal of 325532540 is 45235523.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 346952 + ... + 347888.

It is an arithmetic number, because the mean of its divisors is an integer number (14773500).

Almost surely, 2^325532540 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 325532540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (354564000).

325532540 is an abundant number, since it is smaller than the sum of its proper divisors (383595460).

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

325532540 is a wasteful number, since it uses less digits than its factorization.

325532540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1574 (or 1572 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 325532540 is about 18042.5203339223. The cubic root of 325532540 is about 687.9097563940.

The spelling of 325532540 in words is "three hundred twenty-five million, five hundred thirty-two thousand, five hundred forty".