2244624251 has 2 divisors, whose sum is σ = 2244624252. Its totient is φ = 2244624250.

The previous prime is 2244624241. The next prime is 2244624271. The reversal of 2244624251 is 1524264422.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2244624251 is a prime.

It is a super-2 number, since 2×2244624251² = 10076676056354622002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2244624241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1122312125 + 1122312126.

It is an arithmetic number, because the mean of its divisors is an integer number (1122312126).

Almost surely, 2^2244624251 is an apocalyptic number.

2244624251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2244624251 is an equidigital number, since it uses as much as digits as its factorization.

2244624251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30720, while the sum is 32.

The square root of 2244624251 is about 47377.4656455999. The cubic root of 2244624251 is about 1309.3262761424.

Adding to 2244624251 its reverse (1524264422), we get a palindrome (3768888673).

The spelling of 2244624251 in words is "two billion, two hundred forty-four million, six hundred twenty-four thousand, two hundred fifty-one".