9640043 has 8 divisors (see below), whose sum is σ = 11286240. Its totient is φ = 8061120.

The previous prime is 9640031. The next prime is 9640051. The reversal of 9640043 is 3400469.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9640043 - 2⁶ = 9639979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9639994 and 9640021.

It is not an unprimeable number, because it can be changed into a prime (9643043) 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 in 7 ways as a sum of consecutive naturals, for example, 16508 + ... + 17081.

It is an arithmetic number, because the mean of its divisors is an integer number (1410780).

Almost surely, 2^9640043 is an apocalyptic number.

9640043 is a deficient number, since it is larger than the sum of its proper divisors (1646197).

9640043 is a wasteful number, since it uses less digits than its factorization.

9640043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33637.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 9640043 is about 3104.8418639280. The cubic root of 9640043 is about 212.8268041853.

The spelling of 9640043 in words is "nine million, six hundred forty thousand, forty-three".