9642243 has 16 divisors (see below), whose sum is σ = 13901216. Its totient is φ = 5909760.

The previous prime is 9642233. The next prime is 9642251. The reversal of 9642243 is 3422469.

It is not a de Polignac number, because 9642243 - 2⁵ = 9642211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9642243.

It is not an unprimeable number, because it can be changed into a prime (9642203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17553 + ... + 18093.

It is an arithmetic number, because the mean of its divisors is an integer number (868826).

Almost surely, 2^9642243 is an apocalyptic number.

9642243 is a deficient number, since it is larger than the sum of its proper divisors (4258973).

9642243 is a wasteful number, since it uses less digits than its factorization.

9642243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014.

The product of its digits is 10368, while the sum is 30.

The square root of 9642243 is about 3105.1961290714. The cubic root of 9642243 is about 212.8429930258.

The spelling of 9642243 in words is "nine million, six hundred forty-two thousand, two hundred forty-three".