325615016 has 24 divisors (see below), whose sum is σ = 632319870. Its totient is φ = 157190208.

The previous prime is 325615007. The next prime is 325615019. The reversal of 325615016 is 610516523.

It can be written as a sum of positive squares in 3 ways, for example, as 311522500 + 14092516 = 17650^2 + 3754^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 325615016.

It is not an unprimeable number, because it can be changed into a prime (325615019) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17471 + ... + 30926.

Almost surely, 2^325615016 is an apocalyptic number.

It is an amenable number.

325615016 is a deficient number, since it is larger than the sum of its proper divisors (306704854).

325615016 is a wasteful number, since it uses less digits than its factorization.

325615016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48461 (or 48428 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 325615016 is about 18044.8057900328. The cubic root of 325615016 is about 687.9678471093.

The spelling of 325615016 in words is "three hundred twenty-five million, six hundred fifteen thousand, sixteen".