325045517 has 4 divisors (see below), whose sum is σ = 327922140. Its totient is φ = 322168896.

The previous prime is 325045507. The next prime is 325045541. The reversal of 325045517 is 715540523.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5851561 + 319193956 = 2419^2 + 17866^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325045517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325045507) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1438142 + ... + 1438367.

It is an arithmetic number, because the mean of its divisors is an integer number (81980535).

Almost surely, 2^325045517 is an apocalyptic number.

It is an amenable number.

325045517 is a deficient number, since it is larger than the sum of its proper divisors (2876623).

325045517 is a wasteful number, since it uses less digits than its factorization.

325045517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2876622.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 325045517 is about 18029.0187475636. The cubic root of 325045517 is about 687.5665289668.

The spelling of 325045517 in words is "three hundred twenty-five million, forty-five thousand, five hundred seventeen".