27328556 has 12 divisors (see below), whose sum is σ = 49474320. Its totient is φ = 13193040.

The previous prime is 27328547. The next prime is 27328559. The reversal of 27328556 is 65582372.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (27328559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117680 + ... + 117911.

It is an arithmetic number, because the mean of its divisors is an integer number (4122860).

Almost surely, 2^27328556 is an apocalyptic number.

It is an amenable number.

27328556 is a deficient number, since it is larger than the sum of its proper divisors (22145764).

27328556 is a wasteful number, since it uses less digits than its factorization.

27328556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235624 (or 235622 counting only the distinct ones).

The product of its digits is 100800, while the sum is 38.

The square root of 27328556 is about 5227.6721396813. The cubic root of 27328556 is about 301.2119712331.

The spelling of 27328556 in words is "twenty-seven million, three hundred twenty-eight thousand, five hundred fifty-six".