27006269 has 2 divisors, whose sum is σ = 27006270. Its totient is φ = 27006268.

The previous prime is 27006257. The next prime is 27006271. The reversal of 27006269 is 96260072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23639044 + 3367225 = 4862^2 + 1835^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27006269 is a prime.

It is a super-2 number, since 2×27006269² = 1458677130600722, which contains 22 as substring.

Together with 27006271, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27006299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13503134 + 13503135.

It is an arithmetic number, because the mean of its divisors is an integer number (13503135).

Almost surely, 2^27006269 is an apocalyptic number.

It is an amenable number.

27006269 is a deficient number, since it is larger than the sum of its proper divisors (1).

27006269 is an equidigital number, since it uses as much as digits as its factorization.

27006269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 27006269 is about 5196.7556225014. The cubic root of 27006269 is about 300.0232167218.

The spelling of 27006269 in words is "twenty-seven million, six thousand, two hundred sixty-nine".