27855073 has 2 divisors, whose sum is σ = 27855074. Its totient is φ = 27855072.

The previous prime is 27855053. The next prime is 27855089. The reversal of 27855073 is 37055872.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27636049 + 219024 = 5257^2 + 468^2 .

It is a cyclic number.

It is not a de Polignac number, because 27855073 - 2⁵ = 27855041 is a prime.

It is not a weakly prime, because it can be changed into another prime (27855053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13927536 + 13927537.

It is an arithmetic number, because the mean of its divisors is an integer number (13927537).

Almost surely, 2^27855073 is an apocalyptic number.

It is an amenable number.

27855073 is a deficient number, since it is larger than the sum of its proper divisors (1).

27855073 is an equidigital number, since it uses as much as digits as its factorization.

27855073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58800, while the sum is 37.

The square root of 27855073 is about 5277.7905415050. The cubic root of 27855073 is about 303.1340814653.

The spelling of 27855073 in words is "twenty-seven million, eight hundred fifty-five thousand, seventy-three".