27984214 has 4 divisors (see below), whose sum is σ = 41976324. Its totient is φ = 13992106.

The previous prime is 27984179. The next prime is 27984221. The reversal of 27984214 is 41248972.

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

It is a congruent number.

It is an unprimeable number.

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, 6996052 + ... + 6996055.

It is an arithmetic number, because the mean of its divisors is an integer number (10494081).

Almost surely, 2^27984214 is an apocalyptic number.

27984214 is a deficient number, since it is larger than the sum of its proper divisors (13992110).

27984214 is a wasteful number, since it uses less digits than its factorization.

27984214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13992109.

The product of its digits is 32256, while the sum is 37.

The square root of 27984214 is about 5290.0107750363. The cubic root of 27984214 is about 303.6018202771.

The spelling of 27984214 in words is "twenty-seven million, nine hundred eighty-four thousand, two hundred fourteen".