27240293 has 2 divisors, whose sum is σ = 27240294. Its totient is φ = 27240292.

The previous prime is 27240259. The next prime is 27240313. The reversal of 27240293 is 39204272.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27227524 + 12769 = 5218^2 + 113^2 .

It is a cyclic number.

It is not a de Polignac number, because 27240293 - 2¹⁰ = 27239269 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27240203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13620146 + 13620147.

It is an arithmetic number, because the mean of its divisors is an integer number (13620147).

Almost surely, 2^27240293 is an apocalyptic number.

It is an amenable number.

27240293 is a deficient number, since it is larger than the sum of its proper divisors (1).

27240293 is an equidigital number, since it uses as much as digits as its factorization.

27240293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 27240293 is about 5219.2234096655. The cubic root of 27240293 is about 300.8873468715.

The spelling of 27240293 in words is "twenty-seven million, two hundred forty thousand, two hundred ninety-three".