27368491 has 2 divisors, whose sum is σ = 27368492. Its totient is φ = 27368490.

The previous prime is 27368449. The next prime is 27368501. The reversal of 27368491 is 19486372.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27368491 - 2¹³ = 27360299 is a prime.

It is not a weakly prime, because it can be changed into another prime (27368791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13684245 + 13684246.

It is an arithmetic number, because the mean of its divisors is an integer number (13684246).

Almost surely, 2^27368491 is an apocalyptic number.

27368491 is a deficient number, since it is larger than the sum of its proper divisors (1).

27368491 is an equidigital number, since it uses as much as digits as its factorization.

27368491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 40.

The square root of 27368491 is about 5231.4903230342. The cubic root of 27368491 is about 301.3586193713.

The spelling of 27368491 in words is "twenty-seven million, three hundred sixty-eight thousand, four hundred ninety-one".