244226005 has 8 divisors (see below), whose sum is σ = 297876024. Its totient is φ = 192177600.

The previous prime is 244225991. The next prime is 244226009. The reversal of 244226005 is 500622442.

It can be written as a sum of positive squares in 4 ways, for example, as 11785489 + 232440516 = 3433^2 + 15246^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 244226005 - 2⁵ = 244225973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244226009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 400066 + ... + 400675.

It is an arithmetic number, because the mean of its divisors is an integer number (37234503).

Almost surely, 2^244226005 is an apocalyptic number.

It is an amenable number.

244226005 is a deficient number, since it is larger than the sum of its proper divisors (53650019).

244226005 is an equidigital number, since it uses as much as digits as its factorization.

244226005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800807.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 244226005 is about 15627.7319211714. The cubic root of 244226005 is about 625.0728491085.

Adding to 244226005 its reverse (500622442), we get a palindrome (744848447).

The spelling of 244226005 in words is "two hundred forty-four million, two hundred twenty-six thousand, five".