9968449 has 2 divisors, whose sum is σ = 9968450. Its totient is φ = 9968448.

The previous prime is 9968423. The next prime is 9968473. The reversal of 9968449 is 9448699.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9878449 + 90000 = 3143^2 + 300^2 .

It is a cyclic number.

It is not a de Polignac number, because 9968449 - 2⁵ = 9968417 is a prime.

It is not a weakly prime, because it can be changed into another prime (9968479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4984224 + 4984225.

It is an arithmetic number, because the mean of its divisors is an integer number (4984225).

Almost surely, 2^9968449 is an apocalyptic number.

It is an amenable number.

9968449 is a deficient number, since it is larger than the sum of its proper divisors (1).

9968449 is an equidigital number, since it uses as much as digits as its factorization.

9968449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872, while the sum is 49.

The square root of 9968449 is about 3157.2850679025. The cubic root of 9968449 is about 215.2166483921.

The spelling of 9968449 in words is "nine million, nine hundred sixty-eight thousand, four hundred forty-nine".