27950077 has 2 divisors, whose sum is σ = 27950078. Its totient is φ = 27950076.

The previous prime is 27950071. The next prime is 27950081. The reversal of 27950077 is 77005972.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27941796 + 8281 = 5286^2 + 91^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27950077 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27950071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13975038 + 13975039.

It is an arithmetic number, because the mean of its divisors is an integer number (13975039).

Almost surely, 2^27950077 is an apocalyptic number.

It is an amenable number.

27950077 is a deficient number, since it is larger than the sum of its proper divisors (1).

27950077 is an equidigital number, since it uses as much as digits as its factorization.

27950077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30870, while the sum is 37.

The square root of 27950077 is about 5286.7832374706. The cubic root of 27950077 is about 303.4783188338.

The spelling of 27950077 in words is "twenty-seven million, nine hundred fifty thousand, seventy-seven".