27910241 has 2 divisors, whose sum is σ = 27910242. Its totient is φ = 27910240.

The previous prime is 27910237. The next prime is 27910249. The reversal of 27910241 is 14201972.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20511841 + 7398400 = 4529^2 + 2720^2 .

It is a cyclic number.

It is not a de Polignac number, because 27910241 - 2² = 27910237 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 27910241.

It is not a weakly prime, because it can be changed into another prime (27910249) 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, 13955120 + 13955121.

It is an arithmetic number, because the mean of its divisors is an integer number (13955121).

Almost surely, 2^27910241 is an apocalyptic number.

It is an amenable number.

27910241 is a deficient number, since it is larger than the sum of its proper divisors (1).

27910241 is an equidigital number, since it uses as much as digits as its factorization.

27910241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 27910241 is about 5283.0143857461. The cubic root of 27910241 is about 303.3340722385.

The spelling of 27910241 in words is "twenty-seven million, nine hundred ten thousand, two hundred forty-one".