9967259 has 2 divisors, whose sum is σ = 9967260. Its totient is φ = 9967258.

The previous prime is 9967249. The next prime is 9967261. The reversal of 9967259 is 9527699.

9967259 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9967259 - 2⁸ = 9967003 is a prime.

Together with 9967261, 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 (9967249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4983629 + 4983630.

It is an arithmetic number, because the mean of its divisors is an integer number (4983630).

Almost surely, 2^9967259 is an apocalyptic number.

9967259 is a deficient number, since it is larger than the sum of its proper divisors (1).

9967259 is an equidigital number, since it uses as much as digits as its factorization.

9967259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 306180, while the sum is 47.

The square root of 9967259 is about 3157.0966092282. The cubic root of 9967259 is about 215.2080841041.

The spelling of 9967259 in words is "nine million, nine hundred sixty-seven thousand, two hundred fifty-nine".