244605223 has 2 divisors, whose sum is σ = 244605224. Its totient is φ = 244605222.

The previous prime is 244605211. The next prime is 244605239. The reversal of 244605223 is 322506442.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-244605223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 244605191 and 244605200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244605203) by changing a digit.

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 as a sum of consecutive naturals, namely, 122302611 + 122302612.

It is an arithmetic number, because the mean of its divisors is an integer number (122302612).

Almost surely, 2^244605223 is an apocalyptic number.

244605223 is a deficient number, since it is larger than the sum of its proper divisors (1).

244605223 is an equidigital number, since it uses as much as digits as its factorization.

244605223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 244605223 is about 15639.8600697065. The cubic root of 244605223 is about 625.3962057405.

The spelling of 244605223 in words is "two hundred forty-four million, six hundred five thousand, two hundred twenty-three".