27845164 has 12 divisors (see below), whose sum is σ = 50046304. Its totient is φ = 13546224.

The previous prime is 27845159. The next prime is 27845171. The reversal of 27845164 is 46154872.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (37).

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 in 3 ways as a sum of consecutive naturals, for example, 93924 + ... + 94219.

Almost surely, 2^27845164 is an apocalyptic number.

It is an amenable number.

27845164 is a deficient number, since it is larger than the sum of its proper divisors (22201140).

27845164 is a wasteful number, since it uses less digits than its factorization.

27845164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188184 (or 188182 counting only the distinct ones).

The product of its digits is 53760, while the sum is 37.

The square root of 27845164 is about 5276.8517129061. The cubic root of 27845164 is about 303.0981321565.

The spelling of 27845164 in words is "twenty-seven million, eight hundred forty-five thousand, one hundred sixty-four".