27827244 has 72 divisors (see below), whose sum is σ = 72770880. Its totient is φ = 8962272.

The previous prime is 27827221. The next prime is 27827273. The reversal of 27827244 is 44272872.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 27827199 and 27827208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 200127 + ... + 200265.

Almost surely, 2^27827244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27827244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36385440).

27827244 is an abundant number, since it is smaller than the sum of its proper divisors (44943636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27827244 is a wasteful number, since it uses less digits than its factorization.

27827244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299 (or 294 counting only the distinct ones).

The product of its digits is 50176, while the sum is 36.

The square root of 27827244 is about 5275.1534574835. The cubic root of 27827244 is about 303.0330977144.

The spelling of 27827244 in words is "twenty-seven million, eight hundred twenty-seven thousand, two hundred forty-four".