325655532 has 48 divisors (see below), whose sum is σ = 860237280. Its totient is φ = 106501824.

The previous prime is 325655521. The next prime is 325655543. The reversal of 325655532 is 235556523.

It is an interprime number because it is at equal distance from previous prime (325655521) and next prime (325655543).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 22723 + ... + 34170.

It is an arithmetic number, because the mean of its divisors is an integer number (17921610).

Almost surely, 2^325655532 is an apocalyptic number.

It is an amenable number.

325655532 is an abundant number, since it is smaller than the sum of its proper divisors (534581748).

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

325655532 is a wasteful number, since it uses less digits than its factorization.

325655532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56959 (or 56951 counting only the distinct ones).

The product of its digits is 135000, while the sum is 36.

The square root of 325655532 is about 18045.9284050447. The cubic root of 325655532 is about 687.9963803442.

Subtracting from 325655532 its reverse (235556523), we obtain a palindrome (90099009).

The spelling of 325655532 in words is "three hundred twenty-five million, six hundred fifty-five thousand, five hundred thirty-two".