27389441 has 2 divisors, whose sum is σ = 27389442. Its totient is φ = 27389440.

The previous prime is 27389429. The next prime is 27389477. The reversal of 27389441 is 14498372.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25959025 + 1430416 = 5095^2 + 1196^2 .

It is a cyclic number.

It is not a de Polignac number, because 27389441 - 2⁶ = 27389377 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 27389395 and 27389404.

It is not a weakly prime, because it can be changed into another prime (27389041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13694720 + 13694721.

It is an arithmetic number, because the mean of its divisors is an integer number (13694721).

Almost surely, 2^27389441 is an apocalyptic number.

It is an amenable number.

27389441 is a deficient number, since it is larger than the sum of its proper divisors (1).

27389441 is an equidigital number, since it uses as much as digits as its factorization.

27389441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 38.

The square root of 27389441 is about 5233.4922375026. The cubic root of 27389441 is about 301.4354943054.

The spelling of 27389441 in words is "twenty-seven million, three hundred eighty-nine thousand, four hundred forty-one".