27313219 has 2 divisors, whose sum is σ = 27313220. Its totient is φ = 27313218.

The previous prime is 27313211. The next prime is 27313229. The reversal of 27313219 is 91231372.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27313219 - 2³ = 27313211 is a prime.

It is a super-2 number, since 2×27313219² = 1492023864283922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (27313211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13656609 + 13656610.

It is an arithmetic number, because the mean of its divisors is an integer number (13656610).

Almost surely, 2^27313219 is an apocalyptic number.

27313219 is a deficient number, since it is larger than the sum of its proper divisors (1).

27313219 is an equidigital number, since it uses as much as digits as its factorization.

27313219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2268, while the sum is 28.

The square root of 27313219 is about 5226.2050285078. The cubic root of 27313219 is about 301.1556131819.

The spelling of 27313219 in words is "twenty-seven million, three hundred thirteen thousand, two hundred nineteen".