27296887 has 2 divisors, whose sum is σ = 27296888. Its totient is φ = 27296886.

The previous prime is 27296869. The next prime is 27296897. The reversal of 27296887 is 78869272.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27296887 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27296887.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27296827) 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, 13648443 + 13648444.

It is an arithmetic number, because the mean of its divisors is an integer number (13648444).

Almost surely, 2^27296887 is an apocalyptic number.

27296887 is a deficient number, since it is larger than the sum of its proper divisors (1).

27296887 is an equidigital number, since it uses as much as digits as its factorization.

27296887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 677376, while the sum is 49.

The square root of 27296887 is about 5224.6422844057. The cubic root of 27296887 is about 301.0955756577.

The spelling of 27296887 in words is "twenty-seven million, two hundred ninety-six thousand, eight hundred eighty-seven".