327489647 has 2 divisors, whose sum is σ = 327489648. Its totient is φ = 327489646.

The previous prime is 327489637. The next prime is 327489661. The reversal of 327489647 is 746984723.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 327489647 - 2¹² = 327485551 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 327489595 and 327489604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (327489637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163744823 + 163744824.

It is an arithmetic number, because the mean of its divisors is an integer number (163744824).

Almost surely, 2^327489647 is an apocalyptic number.

327489647 is a deficient number, since it is larger than the sum of its proper divisors (1).

327489647 is an equidigital number, since it uses as much as digits as its factorization.

327489647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2032128, while the sum is 50.

The square root of 327489647 is about 18096.6750260925. The cubic root of 327489647 is about 689.2855778469.

The spelling of 327489647 in words is "three hundred twenty-seven million, four hundred eighty-nine thousand, six hundred forty-seven".