27244120 has 64 divisors (see below), whose sum is σ = 63685440. Its totient is φ = 10483200.

The previous prime is 27244103. The next prime is 27244141. The reversal of 27244120 is 2144272.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 27244091 and 27244100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150430 + ... + 150610.

It is an arithmetic number, because the mean of its divisors is an integer number (995085).

Almost surely, 2^27244120 is an apocalyptic number.

27244120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27244120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31842720).

27244120 is an abundant number, since it is smaller than the sum of its proper divisors (36441320).

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

27244120 is a wasteful number, since it uses less digits than its factorization.

27244120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316 (or 312 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 27244120 is about 5219.5900222144. The cubic root of 27244120 is about 300.9014368075.

Adding to 27244120 its reverse (2144272), we get a palindrome (29388392).

The spelling of 27244120 in words is "twenty-seven million, two hundred forty-four thousand, one hundred twenty".