27228164 has 12 divisors (see below), whose sum is σ = 47723088. Its totient is φ = 13593000.

The previous prime is 27228151. The next prime is 27228209. The reversal of 27228164 is 46182272.

It is a self number, because there is not a number n which added to its sum of digits gives 27228164.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2162 + ... + 7689.

It is an arithmetic number, because the mean of its divisors is an integer number (3976924).

Almost surely, 2^27228164 is an apocalyptic number.

It is an amenable number.

27228164 is a deficient number, since it is larger than the sum of its proper divisors (20494924).

27228164 is a wasteful number, since it uses less digits than its factorization.

27228164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10546 (or 10544 counting only the distinct ones).

The product of its digits is 10752, while the sum is 32.

The square root of 27228164 is about 5218.0613258182. The cubic root of 27228164 is about 300.8426825891.

The spelling of 27228164 in words is "twenty-seven million, two hundred twenty-eight thousand, one hundred sixty-four".