327414421 has 2 divisors, whose sum is σ = 327414422. Its totient is φ = 327414420.

The previous prime is 327414419. The next prime is 327414469. The reversal of 327414421 is 124414723.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 327211921 + 202500 = 18089^2 + 450^2 .

It is an emirp because it is prime and its reverse (124414723) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 327414421 - 2¹ = 327414419 is a prime.

Together with 327414419, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 327414421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (327414481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163707210 + 163707211.

It is an arithmetic number, because the mean of its divisors is an integer number (163707211).

Almost surely, 2^327414421 is an apocalyptic number.

It is an amenable number.

327414421 is a deficient number, since it is larger than the sum of its proper divisors (1).

327414421 is an equidigital number, since it uses as much as digits as its factorization.

327414421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5376, while the sum is 28.

The square root of 327414421 is about 18094.5964586116. The cubic root of 327414421 is about 689.2327963640.

The spelling of 327414421 in words is "three hundred twenty-seven million, four hundred fourteen thousand, four hundred twenty-one".