244221055 has 12 divisors (see below), whose sum is σ = 317343960. Its totient is φ = 180347232.

The previous prime is 244220981. The next prime is 244221077. The reversal of 244221055 is 550122442.

It is not a de Polignac number, because 244221055 - 2¹¹ = 244219007 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 143665 + ... + 145354.

It is an arithmetic number, because the mean of its divisors is an integer number (26445330).

Almost surely, 2^244221055 is an apocalyptic number.

244221055 is a deficient number, since it is larger than the sum of its proper divisors (73122905).

244221055 is a wasteful number, since it uses less digits than its factorization.

244221055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289050 (or 289037 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 244221055 is about 15627.5735480592. The cubic root of 244221055 is about 625.0686260645.

Adding to 244221055 its reverse (550122442), we get a palindrome (794343497).

The spelling of 244221055 in words is "two hundred forty-four million, two hundred twenty-one thousand, fifty-five".