27485089 has 2 divisors, whose sum is σ = 27485090. Its totient is φ = 27485088.

The previous prime is 27485063. The next prime is 27485093. The reversal of 27485089 is 98058472.

27485089 is nontrivially palindromic in base 16.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18533025 + 8952064 = 4305^2 + 2992^2 .

It is a cyclic number.

It is not a de Polignac number, because 27485089 - 2⁵ = 27485057 is a prime.

It is not a weakly prime, because it can be changed into another prime (27485009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13742544 + 13742545.

It is an arithmetic number, because the mean of its divisors is an integer number (13742545).

Almost surely, 2^27485089 is an apocalyptic number.

It is an amenable number.

27485089 is a deficient number, since it is larger than the sum of its proper divisors (1).

27485089 is an equidigital number, since it uses as much as digits as its factorization.

27485089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 43.

The square root of 27485089 is about 5242.6223400127. The cubic root of 27485089 is about 301.7859725011.

The spelling of 27485089 in words is "twenty-seven million, four hundred eighty-five thousand, eighty-nine".