27163156 has 24 divisors (see below), whose sum is σ = 49268520. Its totient is φ = 13094400.

The previous prime is 27163139. The next prime is 27163163. The reversal of 27163156 is 65136172.

It can be written as a sum of positive squares in 4 ways, for example, as 4752400 + 22410756 = 2180^2 + 4734^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13666 + ... + 15526.

It is an arithmetic number, because the mean of its divisors is an integer number (2052855).

Almost surely, 2^27163156 is an apocalyptic number.

It is an amenable number.

27163156 is a deficient number, since it is larger than the sum of its proper divisors (22105364).

27163156 is a wasteful number, since it uses less digits than its factorization.

27163156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1995 (or 1993 counting only the distinct ones).

The product of its digits is 7560, while the sum is 31.

The square root of 27163156 is about 5211.8284699326. The cubic root of 27163156 is about 300.6030683643.

The spelling of 27163156 in words is "twenty-seven million, one hundred sixty-three thousand, one hundred fifty-six".