244613225 has 6 divisors (see below), whose sum is σ = 303320430. Its totient is φ = 195690560.

The previous prime is 244613189. The next prime is 244613261. The reversal of 244613225 is 522316442.

It is an interprime number because it is at equal distance from previous prime (244613189) and next prime (244613261).

It can be written as a sum of positive squares in 3 ways, for example, as 82101721 + 162511504 = 9061^2 + 12748^2 .

It is not a de Polignac number, because 244613225 - 2⁸ = 244612969 is a prime.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 4892240 + ... + 4892289.

It is an arithmetic number, because the mean of its divisors is an integer number (50553405).

Almost surely, 2^244613225 is an apocalyptic number.

244613225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

244613225 is a deficient number, since it is larger than the sum of its proper divisors (58707205).

244613225 is an equidigital number, since it uses as much as digits as its factorization.

244613225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9784539 (or 9784534 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 244613225 is about 15640.1158883175. The cubic root of 244613225 is about 625.4030253903.

Adding to 244613225 its reverse (522316442), we get a palindrome (766929667).

The spelling of 244613225 in words is "two hundred forty-four million, six hundred thirteen thousand, two hundred twenty-five".