9738947 has 2 divisors, whose sum is σ = 9738948. Its totient is φ = 9738946.

The previous prime is 9738931. The next prime is 9738979. The reversal of 9738947 is 7498379.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9738947 - 2⁴ = 9738931 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (9738907) 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, 4869473 + 4869474.

It is an arithmetic number, because the mean of its divisors is an integer number (4869474).

Almost surely, 2^9738947 is an apocalyptic number.

9738947 is a deficient number, since it is larger than the sum of its proper divisors (1).

9738947 is an equidigital number, since it uses as much as digits as its factorization.

9738947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 381024, while the sum is 47.

The square root of 9738947 is about 3120.7286008239. The cubic root of 9738947 is about 213.5521758741.

The spelling of 9738947 in words is "nine million, seven hundred thirty-eight thousand, nine hundred forty-seven".