9976469 has 2 divisors, whose sum is σ = 9976470. Its totient is φ = 9976468.

The previous prime is 9976453. The next prime is 9976471. The reversal of 9976469 is 9646799.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9375844 + 600625 = 3062^2 + 775^2 .

It is a cyclic number.

It is not a de Polignac number, because 9976469 - 2⁴ = 9976453 is a prime.

It is a super-4 number, since 4×9976469⁴ (a number of 29 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

Together with 9976471, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9976409) 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, 4988234 + 4988235.

It is an arithmetic number, because the mean of its divisors is an integer number (4988235).

Almost surely, 2^9976469 is an apocalyptic number.

It is an amenable number.

9976469 is a deficient number, since it is larger than the sum of its proper divisors (1).

9976469 is an equidigital number, since it uses as much as digits as its factorization.

9976469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 734832, while the sum is 50.

The square root of 9976469 is about 3158.5548910855. The cubic root of 9976469 is about 215.2743496065.

The spelling of 9976469 in words is "nine million, nine hundred seventy-six thousand, four hundred sixty-nine".