27123164 has 24 divisors (see below), whose sum is σ = 49986720. Its totient is φ = 12852224.

The previous prime is 27123137. The next prime is 27123167. The reversal of 27123164 is 46132172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27123167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9092 + ... + 11700.

It is an arithmetic number, because the mean of its divisors is an integer number (2082780).

Almost surely, 2^27123164 is an apocalyptic number.

It is an amenable number.

27123164 is a deficient number, since it is larger than the sum of its proper divisors (22863556).

27123164 is a wasteful number, since it uses less digits than its factorization.

27123164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2749 (or 2747 counting only the distinct ones).

The product of its digits is 2016, while the sum is 26.

The square root of 27123164 is about 5207.9903993767. The cubic root of 27123164 is about 300.4554710999.

The spelling of 27123164 in words is "twenty-seven million, one hundred twenty-three thousand, one hundred sixty-four".