27049387 has 2 divisors, whose sum is σ = 27049388. Its totient is φ = 27049386.

The previous prime is 27049339. The next prime is 27049411. The reversal of 27049387 is 78394072.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27049387 - 2⁷ = 27049259 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (27041387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13524693 + 13524694.

It is an arithmetic number, because the mean of its divisors is an integer number (13524694).

Almost surely, 2^27049387 is an apocalyptic number.

27049387 is a deficient number, since it is larger than the sum of its proper divisors (1).

27049387 is an equidigital number, since it uses as much as digits as its factorization.

27049387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 27049387 is about 5200.9025178328. The cubic root of 27049387 is about 300.1828034019.

The spelling of 27049387 in words is "twenty-seven million, forty-nine thousand, three hundred eighty-seven".