27328559 has 2 divisors, whose sum is σ = 27328560. Its totient is φ = 27328558.

The previous prime is 27328547. The next prime is 27328579. The reversal of 27328559 is 95582372.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27328559 - 2¹⁶ = 27263023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27328579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13664279 + 13664280.

It is an arithmetic number, because the mean of its divisors is an integer number (13664280).

Almost surely, 2^27328559 is an apocalyptic number.

27328559 is a deficient number, since it is larger than the sum of its proper divisors (1).

27328559 is an equidigital number, since it uses as much as digits as its factorization.

27328559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 41.

The square root of 27328559 is about 5227.6724266159. The cubic root of 27328559 is about 301.2119822549.

The spelling of 27328559 in words is "twenty-seven million, three hundred twenty-eight thousand, five hundred fifty-nine".