27144359 has 16 divisors (see below), whose sum is σ = 31518720. Its totient is φ = 23103360.

The previous prime is 27144353. The next prime is 27144361. The reversal of 27144359 is 95344172.

It is a cyclic number.

It is not a de Polignac number, because 27144359 - 2¹⁶ = 27078823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27144353) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 70682 + ... + 71064.

It is an arithmetic number, because the mean of its divisors is an integer number (1969920).

Almost surely, 2^27144359 is an apocalyptic number.

27144359 is a deficient number, since it is larger than the sum of its proper divisors (4374361).

27144359 is a wasteful number, since it uses less digits than its factorization.

27144359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790.

The product of its digits is 30240, while the sum is 35.

The square root of 27144359 is about 5210.0248559868. The cubic root of 27144359 is about 300.5337129017.

The spelling of 27144359 in words is "twenty-seven million, one hundred forty-four thousand, three hundred fifty-nine".