9875669 has 2 divisors, whose sum is σ = 9875670. Its totient is φ = 9875668.

The previous prime is 9875651. The next prime is 9875683. The reversal of 9875669 is 9665789.

9875669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9690769 + 184900 = 3113^2 + 430^2 .

It is a cyclic number.

It is not a de Polignac number, because 9875669 - 2¹² = 9871573 is a prime.

It is a super-2 number, since 2×9875669² = 195057676395122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9875699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4937834 + 4937835.

It is an arithmetic number, because the mean of its divisors is an integer number (4937835).

Almost surely, 2^9875669 is an apocalyptic number.

It is an amenable number.

9875669 is a deficient number, since it is larger than the sum of its proper divisors (1).

9875669 is an equidigital number, since it uses as much as digits as its factorization.

9875669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 816480, while the sum is 50.

The square root of 9875669 is about 3142.5577162560. The cubic root of 9875669 is about 214.5468660896.

The spelling of 9875669 in words is "nine million, eight hundred seventy-five thousand, six hundred sixty-nine".