9647963 has 4 divisors (see below), whose sum is σ = 10390128. Its totient is φ = 8905800.

The previous prime is 9647929. The next prime is 9647987. The reversal of 9647963 is 3697469.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3697469 = 313 ⋅11813.

It is a cyclic number.

It is not a de Polignac number, because 9647963 - 2⁸ = 9647707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9641963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371063 + ... + 371088.

It is an arithmetic number, because the mean of its divisors is an integer number (2597532).

Almost surely, 2^9647963 is an apocalyptic number.

9647963 is a deficient number, since it is larger than the sum of its proper divisors (742165).

9647963 is a wasteful number, since it uses less digits than its factorization.

9647963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742164.

The product of its digits is 244944, while the sum is 44.

The square root of 9647963 is about 3106.1170293471. The cubic root of 9647963 is about 212.8850724900.

The spelling of 9647963 in words is "nine million, six hundred forty-seven thousand, nine hundred sixty-three".