244434457 has 2 divisors, whose sum is σ = 244434458. Its totient is φ = 244434456.

The previous prime is 244434439. The next prime is 244434461. The reversal of 244434457 is 754434442.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 182277001 + 62157456 = 13501^2 + 7884^2 .

It is a cyclic number.

It is not a de Polignac number, because 244434457 - 2⁷ = 244434329 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (244434467) 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, 122217228 + 122217229.

It is an arithmetic number, because the mean of its divisors is an integer number (122217229).

Almost surely, 2^244434457 is an apocalyptic number.

It is an amenable number.

244434457 is a deficient number, since it is larger than the sum of its proper divisors (1).

244434457 is an equidigital number, since it uses as much as digits as its factorization.

244434457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 215040, while the sum is 37.

The square root of 244434457 is about 15634.3997966024. The cubic root of 244434457 is about 625.2506361170.

Adding to 244434457 its reverse (754434442), we get a palindrome (998868899).

It can be divided in two parts, 24443 and 4457, that added together give a square (28900 = 170²).

The spelling of 244434457 in words is "two hundred forty-four million, four hundred thirty-four thousand, four hundred fifty-seven".