27605057 has 2 divisors, whose sum is σ = 27605058. Its totient is φ = 27605056.

The previous prime is 27605051. The next prime is 27605063. The reversal of 27605057 is 75050672.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (27605051) and next prime (27605063).

It can be written as a sum of positive squares in only one way, i.e., 25969216 + 1635841 = 5096^2 + 1279^2 .

It is a cyclic number.

It is not a de Polignac number, because 27605057 - 2¹⁰ = 27604033 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (27605051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13802528 + 13802529.

It is an arithmetic number, because the mean of its divisors is an integer number (13802529).

Almost surely, 2^27605057 is an apocalyptic number.

It is an amenable number.

27605057 is a deficient number, since it is larger than the sum of its proper divisors (1).

27605057 is an equidigital number, since it uses as much as digits as its factorization.

27605057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 27605057 is about 5254.0514843309. The cubic root of 27605057 is about 302.2244176409.

The spelling of 27605057 in words is "twenty-seven million, six hundred five thousand, fifty-seven".