6327389 has 2 divisors, whose sum is σ = 6327390. Its totient is φ = 6327388.

The previous prime is 6327371. The next prime is 6327397. The reversal of 6327389 is 9837236.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5139289 + 1188100 = 2267^2 + 1090^2 .

It is a cyclic number.

It is not a de Polignac number, because 6327389 - 2¹² = 6323293 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6327359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3163694 + 3163695.

It is an arithmetic number, because the mean of its divisors is an integer number (3163695).

Almost surely, 2^6327389 is an apocalyptic number.

It is an amenable number.

6327389 is a deficient number, since it is larger than the sum of its proper divisors (1).

6327389 is an equidigital number, since it uses as much as digits as its factorization.

6327389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 38.

The square root of 6327389 is about 2515.4301818973. The cubic root of 6327389 is about 184.9587344046.

The spelling of 6327389 in words is "six million, three hundred twenty-seven thousand, three hundred eighty-nine".