27393049 has 2 divisors, whose sum is σ = 27393050. Its totient is φ = 27393048.

The previous prime is 27393019. The next prime is 27393053. The reversal of 27393049 is 94039372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17280649 + 10112400 = 4157^2 + 3180^2 .

It is a cyclic number.

It is not a de Polignac number, because 27393049 - 2¹³ = 27384857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27392999 and 27393017.

It is not a weakly prime, because it can be changed into another prime (27393019) 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, 13696524 + 13696525.

It is an arithmetic number, because the mean of its divisors is an integer number (13696525).

Almost surely, 2^27393049 is an apocalyptic number.

It is an amenable number.

27393049 is a deficient number, since it is larger than the sum of its proper divisors (1).

27393049 is an equidigital number, since it uses as much as digits as its factorization.

27393049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 37.

The square root of 27393049 is about 5233.8369290607. The cubic root of 27393049 is about 301.4487297162.

The spelling of 27393049 in words is "twenty-seven million, three hundred ninety-three thousand, forty-nine".