27340843 has 2 divisors, whose sum is σ = 27340844. Its totient is φ = 27340842.

The previous prime is 27340799. The next prime is 27340847. The reversal of 27340843 is 34804372.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27340843 - 2¹⁷ = 27209771 is a prime.

It is not a weakly prime, because it can be changed into another prime (27340847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13670421 + 13670422.

It is an arithmetic number, because the mean of its divisors is an integer number (13670422).

Almost surely, 2^27340843 is an apocalyptic number.

27340843 is a deficient number, since it is larger than the sum of its proper divisors (1).

27340843 is an equidigital number, since it uses as much as digits as its factorization.

27340843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 27340843 is about 5228.8471960844. The cubic root of 27340843 is about 301.2571064019.

The spelling of 27340843 in words is "twenty-seven million, three hundred forty thousand, eight hundred forty-three".