9994169 has 2 divisors, whose sum is σ = 9994170. Its totient is φ = 9994168.

The previous prime is 9994163. The next prime is 9994177. The reversal of 9994169 is 9614999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8970025 + 1024144 = 2995^2 + 1012^2 .

It is a cyclic number.

It is not a de Polignac number, because 9994169 - 2⁸ = 9993913 is a prime.

It is a super-2 number, since 2×9994169² = 199766828001122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9994163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4997084 + 4997085.

It is an arithmetic number, because the mean of its divisors is an integer number (4997085).

Almost surely, 2^9994169 is an apocalyptic number.

It is an amenable number.

9994169 is a deficient number, since it is larger than the sum of its proper divisors (1).

9994169 is an equidigital number, since it uses as much as digits as its factorization.

9994169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 157464, while the sum is 47.

The square root of 9994169 is about 3161.3555636783. The cubic root of 9994169 is about 215.4015858325.

The spelling of 9994169 in words is "nine million, nine hundred ninety-four thousand, one hundred sixty-nine".