9628169 has 2 divisors, whose sum is σ = 9628170. Its totient is φ = 9628168.

The previous prime is 9628163. The next prime is 9628187. The reversal of 9628169 is 9618269.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6822544 + 2805625 = 2612^2 + 1675^2 .

It is a cyclic number.

It is not a de Polignac number, because 9628169 - 2¹² = 9624073 is a prime.

It is a super-2 number, since 2×9628169² = 185403276585122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (9628163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4814084 + 4814085.

It is an arithmetic number, because the mean of its divisors is an integer number (4814085).

Almost surely, 2^9628169 is an apocalyptic number.

It is an amenable number.

9628169 is a deficient number, since it is larger than the sum of its proper divisors (1).

9628169 is an equidigital number, since it uses as much as digits as its factorization.

9628169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 41.

The square root of 9628169 is about 3102.9291000601. The cubic root of 9628169 is about 212.7393860496.

The spelling of 9628169 in words is "nine million, six hundred twenty-eight thousand, one hundred sixty-nine".