27388012 has 6 divisors (see below), whose sum is σ = 47929028. Its totient is φ = 13694004.

The previous prime is 27388001. The next prime is 27388019. The reversal of 27388012 is 21088372.

It is not an unprimeable number, because it can be changed into a prime (27388019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3423498 + ... + 3423505.

Almost surely, 2^27388012 is an apocalyptic number.

It is an amenable number.

27388012 is a deficient number, since it is larger than the sum of its proper divisors (20541016).

27388012 is a wasteful number, since it uses less digits than its factorization.

27388012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6847007 (or 6847005 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 27388012 is about 5233.3557112048. The cubic root of 27388012 is about 301.4302519103.

The spelling of 27388012 in words is "twenty-seven million, three hundred eighty-eight thousand, twelve".