8441969 has 2 divisors, whose sum is σ = 8441970. Its totient is φ = 8441968.

The previous prime is 8441869. The next prime is 8442011. The reversal of 8441969 is 9691448.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7360369 + 1081600 = 2713^2 + 1040^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8441969 is a prime.

It is a super-2 number, since 2×8441969² = 142533681193922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (8441369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4220984 + 4220985.

It is an arithmetic number, because the mean of its divisors is an integer number (4220985).

Almost surely, 2^8441969 is an apocalyptic number.

It is an amenable number.

8441969 is a deficient number, since it is larger than the sum of its proper divisors (1).

8441969 is an equidigital number, since it uses as much as digits as its factorization.

8441969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 41.

The square root of 8441969 is about 2905.5066683799. The cubic root of 8441969 is about 203.6172578113.

The spelling of 8441969 in words is "eight million, four hundred forty-one thousand, nine hundred sixty-nine".