27144164 has 6 divisors (see below), whose sum is σ = 47502294. Its totient is φ = 13572080.

The previous prime is 27144157. The next prime is 27144181. The reversal of 27144164 is 46144172.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 27144100 + 64 = 5210^2 + 8^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3393017 + ... + 3393024.

It is an arithmetic number, because the mean of its divisors is an integer number (7917049).

Almost surely, 2^27144164 is an apocalyptic number.

It is an amenable number.

27144164 is a deficient number, since it is larger than the sum of its proper divisors (20358130).

27144164 is a wasteful number, since it uses less digits than its factorization.

27144164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6786045 (or 6786043 counting only the distinct ones).

The product of its digits is 5376, while the sum is 29.

The square root of 27144164 is about 5210.0061420309. The cubic root of 27144164 is about 300.5329932406.

It can be divided in two parts, 271441 and 64, that multiplied together give a square (17372224 = 4168²).

The spelling of 27144164 in words is "twenty-seven million, one hundred forty-four thousand, one hundred sixty-four".