244666422 has 192 divisors, whose sum is σ = 732985344. Its totient is φ = 56920320.

The previous prime is 244666403. The next prime is 244666481. The reversal of 244666422 is 224666442.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 666483 + ... + 666849.

It is an arithmetic number, because the mean of its divisors is an integer number (3817632).

Almost surely, 2^244666422 is an apocalyptic number.

244666422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 244666422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (366492672).

244666422 is an abundant number, since it is smaller than the sum of its proper divisors (488318922).

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

244666422 is a wasteful number, since it uses less digits than its factorization.

244666422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443 (or 440 counting only the distinct ones).

The product of its digits is 110592, while the sum is 36.

The square root of 244666422 is about 15641.8164546193. The cubic root of 244666422 is about 625.4483583894.

It can be divided in two parts, 244 and 666422, that added together give a palindrome (666666).

The spelling of 244666422 in words is "two hundred forty-four million, six hundred sixty-six thousand, four hundred twenty-two".