325816172 has 24 divisors (see below), whose sum is σ = 632560320. Its totient is φ = 145586960.

The previous prime is 325816159. The next prime is 325816181. The reversal of 325816172 is 271618523.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60158 + ... + 65349.

It is an arithmetic number, because the mean of its divisors is an integer number (26356680).

Almost surely, 2^325816172 is an apocalyptic number.

It is an amenable number.

325816172 is a deficient number, since it is larger than the sum of its proper divisors (306744148).

325816172 is a wasteful number, since it uses less digits than its factorization.

325816172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125581 (or 125579 counting only the distinct ones).

The product of its digits is 20160, while the sum is 35.

The square root of 325816172 is about 18050.3787217886. The cubic root of 325816172 is about 688.1094871500.

The spelling of 325816172 in words is "three hundred twenty-five million, eight hundred sixteen thousand, one hundred seventy-two".