244020224 has 88 divisors (see below), whose sum is σ = 567919680. Its totient is φ = 102629376.

The previous prime is 244020221. The next prime is 244020229. The reversal of 244020224 is 422020442.

It is a junction number, because it is equal to n+sod(n) for n = 244020196 and 244020205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244020221) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 422624 + ... + 423200.

Almost surely, 2^244020224 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 244020224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283959840).

244020224 is an abundant number, since it is smaller than the sum of its proper divisors (323899456).

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

244020224 is an equidigital number, since it uses as much as digits as its factorization.

244020224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663 (or 645 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 244020224 is about 15621.1466928648. The cubic root of 244020224 is about 624.8972409192.

Adding to 244020224 its reverse (422020442), we get a palindrome (666040666).

The spelling of 244020224 in words is "two hundred forty-four million, twenty thousand, two hundred twenty-four".