27856396 has 6 divisors (see below), whose sum is σ = 48748700. Its totient is φ = 13928196.

The previous prime is 27856393. The next prime is 27856397. The reversal of 27856396 is 69365872.

It is not an unprimeable number, because it can be changed into a prime (27856393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3482046 + ... + 3482053.

Almost surely, 2^27856396 is an apocalyptic number.

It is an amenable number.

27856396 is a deficient number, since it is larger than the sum of its proper divisors (20892304).

27856396 is a wasteful number, since it uses less digits than its factorization.

27856396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6964103 (or 6964101 counting only the distinct ones).

The product of its digits is 544320, while the sum is 46.

The square root of 27856396 is about 5277.9158765558. The cubic root of 27856396 is about 303.1388805916.

The spelling of 27856396 in words is "twenty-seven million, eight hundred fifty-six thousand, three hundred ninety-six".