244421055 has 24 divisors (see below), whose sum is σ = 427558560. Its totient is φ = 129159360.

The previous prime is 244421041. The next prime is 244421057. The reversal of 244421055 is 550124442.

244421055 is a `hidden beast` number, since 2 + 444 + 210 + 5 + 5 = 666.

It is not a de Polignac number, because 244421055 - 2⁶ = 244420991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244421057) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20011 + ... + 29820.

It is an arithmetic number, because the mean of its divisors is an integer number (17814940).

Almost surely, 2^244421055 is an apocalyptic number.

244421055 is a deficient number, since it is larger than the sum of its proper divisors (183137505).

244421055 is a wasteful number, since it uses less digits than its factorization.

244421055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49951 (or 49948 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 244421055 is about 15633.9711845711. The cubic root of 244421055 is about 625.2392087017.

Adding to 244421055 its reverse (550124442), we get a palindrome (794545497).

The spelling of 244421055 in words is "two hundred forty-four million, four hundred twenty-one thousand, fifty-five".