325572817 has 2 divisors, whose sum is σ = 325572818. Its totient is φ = 325572816.

The previous prime is 325572811. The next prime is 325572829. The reversal of 325572817 is 718275523.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 244734736 + 80838081 = 15644^2 + 8991^2 .

It is a cyclic number.

It is not a de Polignac number, because 325572817 - 2²³ = 317184209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 325572817.

It is not a weakly prime, because it can be changed into another prime (325572811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162786408 + 162786409.

It is an arithmetic number, because the mean of its divisors is an integer number (162786409).

Almost surely, 2^325572817 is an apocalyptic number.

It is an amenable number.

325572817 is a deficient number, since it is larger than the sum of its proper divisors (1).

325572817 is an equidigital number, since it uses as much as digits as its factorization.

325572817 is an evil number, because the sum of its binary digits is even.

The product of its digits is 117600, while the sum is 40.

The square root of 325572817 is about 18043.6364682954. The cubic root of 325572817 is about 687.9381261116.

The spelling of 325572817 in words is "three hundred twenty-five million, five hundred seventy-two thousand, eight hundred seventeen".