27244228 has 12 divisors (see below), whose sum is σ = 52011792. Its totient is φ = 12383720.

The previous prime is 27244211. The next prime is 27244229. The reversal of 27244228 is 82244272.

It is a self number, because there is not a number n which added to its sum of digits gives 27244228.

It is not an unprimeable number, because it can be changed into a prime (27244229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 309550 + ... + 309637.

It is an arithmetic number, because the mean of its divisors is an integer number (4334316).

Almost surely, 2^27244228 is an apocalyptic number.

It is an amenable number.

27244228 is a deficient number, since it is larger than the sum of its proper divisors (24767564).

27244228 is a wasteful number, since it uses less digits than its factorization.

27244228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619202 (or 619200 counting only the distinct ones).

The product of its digits is 14336, while the sum is 31.

The square root of 27244228 is about 5219.6003678443. The cubic root of 27244228 is about 300.9018344139.

It can be divided in two parts, 27244 and 228, that added together give a palindrome (27472).

The spelling of 27244228 in words is "twenty-seven million, two hundred forty-four thousand, two hundred twenty-eight".