327068221 has 2 divisors, whose sum is σ = 327068222. Its totient is φ = 327068220.

The previous prime is 327068201. The next prime is 327068233. The reversal of 327068221 is 122860723.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 293265625 + 33802596 = 17125^2 + 5814^2 .

It is a cyclic number.

It is not a de Polignac number, because 327068221 - 2¹⁵ = 327035453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (327068201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163534110 + 163534111.

It is an arithmetic number, because the mean of its divisors is an integer number (163534111).

Almost surely, 2^327068221 is an apocalyptic number.

It is an amenable number.

327068221 is a deficient number, since it is larger than the sum of its proper divisors (1).

327068221 is an equidigital number, since it uses as much as digits as its factorization.

327068221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 327068221 is about 18085.0275366116. The cubic root of 327068221 is about 688.9897847257.

The spelling of 327068221 in words is "three hundred twenty-seven million, sixty-eight thousand, two hundred twenty-one".