27325889 has 2 divisors, whose sum is σ = 27325890. Its totient is φ = 27325888.

The previous prime is 27325873. The next prime is 27325913. The reversal of 27325889 is 98852372.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26863489 + 462400 = 5183^2 + 680^2 .

It is a cyclic number.

It is not a de Polignac number, because 27325889 - 2⁴ = 27325873 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (27325829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13662944 + 13662945.

It is an arithmetic number, because the mean of its divisors is an integer number (13662945).

Almost surely, 2^27325889 is an apocalyptic number.

It is an amenable number.

27325889 is a deficient number, since it is larger than the sum of its proper divisors (1).

27325889 is an equidigital number, since it uses as much as digits as its factorization.

27325889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 44.

The square root of 27325889 is about 5227.4170486006. The cubic root of 27325889 is about 301.2021724660.

It can be divided in two parts, 273 and 25889, that added together give a palindrome (26162).

The spelling of 27325889 in words is "twenty-seven million, three hundred twenty-five thousand, eight hundred eighty-nine".