27387067 has 4 divisors (see below), whose sum is σ = 28127296. Its totient is φ = 26646840.

The previous prime is 27387047. The next prime is 27387071. The reversal of 27387067 is 76078372.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27387067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27387047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 370059 + ... + 370132.

It is an arithmetic number, because the mean of its divisors is an integer number (7031824).

Almost surely, 2^27387067 is an apocalyptic number.

27387067 is a deficient number, since it is larger than the sum of its proper divisors (740229).

27387067 is an equidigital number, since it uses as much as digits as its factorization.

27387067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740228.

The product of its (nonzero) digits is 98784, while the sum is 40.

The square root of 27387067 is about 5233.2654241878. The cubic root of 27387067 is about 301.4267850058.

The spelling of 27387067 in words is "twenty-seven million, three hundred eighty-seven thousand, sixty-seven".