327665441 has 2 divisors, whose sum is σ = 327665442. Its totient is φ = 327665440.

The previous prime is 327665423. The next prime is 327665467. The reversal of 327665441 is 144566723.

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., 243484816 + 84180625 = 15604^2 + 9175^2 .

It is a cyclic number.

It is not a de Polignac number, because 327665441 - 2²⁶ = 260556577 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 327665395 and 327665404.

It is not a weakly prime, because it can be changed into another prime (327665411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163832720 + 163832721.

It is an arithmetic number, because the mean of its divisors is an integer number (163832721).

Almost surely, 2^327665441 is an apocalyptic number.

It is an amenable number.

327665441 is a deficient number, since it is larger than the sum of its proper divisors (1).

327665441 is an equidigital number, since it uses as much as digits as its factorization.

327665441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 38.

The square root of 327665441 is about 18101.5314545483. The cubic root of 327665441 is about 689.4088902375.

The spelling of 327665441 in words is "three hundred twenty-seven million, six hundred sixty-five thousand, four hundred forty-one".