8964947 has 2 divisors, whose sum is σ = 8964948. Its totient is φ = 8964946.

The previous prime is 8964929. The next prime is 8964953. The reversal of 8964947 is 7494698.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8964947 - 2¹⁰ = 8963923 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8964547) 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, 4482473 + 4482474.

It is an arithmetic number, because the mean of its divisors is an integer number (4482474).

Almost surely, 2^8964947 is an apocalyptic number.

8964947 is a deficient number, since it is larger than the sum of its proper divisors (1).

8964947 is an equidigital number, since it uses as much as digits as its factorization.

8964947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 435456, while the sum is 47.

The square root of 8964947 is about 2994.1521337434. The cubic root of 8964947 is about 207.7379821429.

The spelling of 8964947 in words is "eight million, nine hundred sixty-four thousand, nine hundred forty-seven".