27987376 has 10 divisors (see below), whose sum is σ = 54225572. Its totient is φ = 13993680.

The previous prime is 27987373. The next prime is 27987391. The reversal of 27987376 is 67378972.

It is not an unprimeable number, because it can be changed into a prime (27987373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 874590 + ... + 874621.

Almost surely, 2^27987376 is an apocalyptic number.

It is an amenable number.

27987376 is a deficient number, since it is larger than the sum of its proper divisors (26238196).

27987376 is a wasteful number, since it uses less digits than its factorization.

27987376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1749219 (or 1749213 counting only the distinct ones).

The product of its digits is 889056, while the sum is 49.

The square root of 27987376 is about 5290.3096317701. The cubic root of 27987376 is about 303.6132547332.

The spelling of 27987376 in words is "twenty-seven million, nine hundred eighty-seven thousand, three hundred seventy-six".