27673057 has 2 divisors, whose sum is σ = 27673058. Its totient is φ = 27673056.

The previous prime is 27673021. The next prime is 27673097. The reversal of 27673057 is 75037672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22695696 + 4977361 = 4764^2 + 2231^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27673057 is a prime.

It is not a weakly prime, because it can be changed into another prime (27673007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13836528 + 13836529.

It is an arithmetic number, because the mean of its divisors is an integer number (13836529).

Almost surely, 2^27673057 is an apocalyptic number.

It is an amenable number.

27673057 is a deficient number, since it is larger than the sum of its proper divisors (1).

27673057 is an equidigital number, since it uses as much as digits as its factorization.

27673057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61740, while the sum is 37.

The square root of 27673057 is about 5260.5187006606. The cubic root of 27673057 is about 302.4723723146.

The spelling of 27673057 in words is "twenty-seven million, six hundred seventy-three thousand, fifty-seven".