327204401 has 2 divisors, whose sum is σ = 327204402. Its totient is φ = 327204400.

The previous prime is 327204391. The next prime is 327204403. The reversal of 327204401 is 104402723.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 324036001 + 3168400 = 18001^2 + 1780^2 .

It is an emirp because it is prime and its reverse (104402723) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 327204401 - 2¹⁸ = 326942257 is a prime.

Together with 327204403, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (327204403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163602200 + 163602201.

It is an arithmetic number, because the mean of its divisors is an integer number (163602201).

Almost surely, 2^327204401 is an apocalyptic number.

It is an amenable number.

327204401 is a deficient number, since it is larger than the sum of its proper divisors (1).

327204401 is an equidigital number, since it uses as much as digits as its factorization.

327204401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 327204401 is about 18088.7921376746. The cubic root of 327204401 is about 689.0853953698.

The spelling of 327204401 in words is "three hundred twenty-seven million, two hundred four thousand, four hundred one".