9646969 has 2 divisors, whose sum is σ = 9646970. Its totient is φ = 9646968.

The previous prime is 9646963. The next prime is 9646979. The reversal of 9646969 is 9696469.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8294400 + 1352569 = 2880^2 + 1163^2 .

It is a cyclic number.

It is not a de Polignac number, because 9646969 - 2³ = 9646961 is a prime.

It is a super-2 number, since 2×9646969² = 186128021773922, which contains 22 as substring.

9646969 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (9646961) 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, 4823484 + 4823485.

It is an arithmetic number, because the mean of its divisors is an integer number (4823485).

Almost surely, 2^9646969 is an apocalyptic number.

It is an amenable number.

9646969 is a deficient number, since it is larger than the sum of its proper divisors (1).

9646969 is an equidigital number, since it uses as much as digits as its factorization.

9646969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 629856, while the sum is 49.

The square root of 9646969 is about 3105.9570183761. The cubic root of 9646969 is about 212.8777612738.

The spelling of 9646969 in words is "nine million, six hundred forty-six thousand, nine hundred sixty-nine".