27190049 has 2 divisors, whose sum is σ = 27190050. Its totient is φ = 27190048.

The previous prime is 27190019. The next prime is 27190057. The reversal of 27190049 is 94009172.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26450449 + 739600 = 5143^2 + 860^2 .

It is a cyclic number.

It is not a de Polignac number, because 27190049 - 2⁸ = 27189793 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27189997 and 27190024.

It is not a weakly prime, because it can be changed into another prime (27190019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13595024 + 13595025.

It is an arithmetic number, because the mean of its divisors is an integer number (13595025).

Almost surely, 2^27190049 is an apocalyptic number.

It is an amenable number.

27190049 is a deficient number, since it is larger than the sum of its proper divisors (1).

27190049 is an equidigital number, since it uses as much as digits as its factorization.

27190049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 27190049 is about 5214.4078283157. The cubic root of 27190049 is about 300.7022400987.

The spelling of 27190049 in words is "twenty-seven million, one hundred ninety thousand, forty-nine".