244331249 has 2 divisors, whose sum is σ = 244331250. Its totient is φ = 244331248.

The previous prime is 244331209. The next prime is 244331251. The reversal of 244331249 is 942133442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 158583649 + 85747600 = 12593^2 + 9260^2 .

It is a cyclic number.

It is not a de Polignac number, because 244331249 - 2⁸ = 244330993 is a prime.

Together with 244331251, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (244331209) 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, 122165624 + 122165625.

It is an arithmetic number, because the mean of its divisors is an integer number (122165625).

Almost surely, 2^244331249 is an apocalyptic number.

It is an amenable number.

244331249 is a deficient number, since it is larger than the sum of its proper divisors (1).

244331249 is an equidigital number, since it uses as much as digits as its factorization.

244331249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 32.

The square root of 244331249 is about 15631.0987777571. The cubic root of 244331249 is about 625.1626234954.

The spelling of 244331249 in words is "two hundred forty-four million, three hundred thirty-one thousand, two hundred forty-nine".