8967947 has 2 divisors, whose sum is σ = 8967948. Its totient is φ = 8967946.

The previous prime is 8967919. The next prime is 8967961. The reversal of 8967947 is 7497698.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8967947 - 2¹⁴ = 8951563 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 8967895 and 8967904.

It is not a weakly prime, because it can be changed into another prime (8967967) 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, 4483973 + 4483974.

It is an arithmetic number, because the mean of its divisors is an integer number (4483974).

Almost surely, 2^8967947 is an apocalyptic number.

8967947 is a deficient number, since it is larger than the sum of its proper divisors (1).

8967947 is an equidigital number, since it uses as much as digits as its factorization.

8967947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 762048, while the sum is 50.

The square root of 8967947 is about 2994.6530683871. The cubic root of 8967947 is about 207.7611518074.

The spelling of 8967947 in words is "eight million, nine hundred sixty-seven thousand, nine hundred forty-seven".