27044887 has 2 divisors, whose sum is σ = 27044888. Its totient is φ = 27044886.

The previous prime is 27044879. The next prime is 27044903. The reversal of 27044887 is 78844072.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27044887 - 2³ = 27044879 is a prime.

It is a Chen prime.

It is a plaindrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27044837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13522443 + 13522444.

It is an arithmetic number, because the mean of its divisors is an integer number (13522444).

Almost surely, 2^27044887 is an apocalyptic number.

27044887 is a deficient number, since it is larger than the sum of its proper divisors (1).

27044887 is an equidigital number, since it uses as much as digits as its factorization.

27044887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100352, while the sum is 40.

The square root of 27044887 is about 5200.4698826164. The cubic root of 27044887 is about 300.1661561050.

The spelling of 27044887 in words is "twenty-seven million, forty-four thousand, eight hundred eighty-seven".