27245219 has 2 divisors, whose sum is σ = 27245220. Its totient is φ = 27245218.

The previous prime is 27245213. The next prime is 27245227. The reversal of 27245219 is 91254272.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27245219 - 2⁸ = 27244963 is a prime.

It is a super-2 number, since 2×27245219² = 1484603916715922, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (27245213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13622609 + 13622610.

It is an arithmetic number, because the mean of its divisors is an integer number (13622610).

Almost surely, 2^27245219 is an apocalyptic number.

27245219 is a deficient number, since it is larger than the sum of its proper divisors (1).

27245219 is an equidigital number, since it uses as much as digits as its factorization.

27245219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 32.

The square root of 27245219 is about 5219.6952976204. The cubic root of 27245219 is about 300.9054827720.

The spelling of 27245219 in words is "twenty-seven million, two hundred forty-five thousand, two hundred nineteen".