27144422 has 8 divisors (see below), whose sum is σ = 40835016. Its totient is φ = 13532752.

The previous prime is 27144413. The next prime is 27144443. The reversal of 27144422 is 22444172.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 27144391 and 27144400.

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 3 ways as a sum of consecutive naturals, for example, 18863 + ... + 20250.

It is an arithmetic number, because the mean of its divisors is an integer number (5104377).

Almost surely, 2^27144422 is an apocalyptic number.

27144422 is a deficient number, since it is larger than the sum of its proper divisors (13690594).

27144422 is a wasteful number, since it uses less digits than its factorization.

27144422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39462.

The product of its digits is 3584, while the sum is 26.

The square root of 27144422 is about 5210.0309020197. The cubic root of 27144422 is about 300.5339454068.

Adding to 27144422 its reverse (22444172), we get a palindrome (49588594).

The spelling of 27144422 in words is "twenty-seven million, one hundred forty-four thousand, four hundred twenty-two".