9439243 has 4 divisors (see below), whose sum is σ = 10297368. Its totient is φ = 8581120.

The previous prime is 9439211. The next prime is 9439249. The reversal of 9439243 is 3429349.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9439243 - 2⁵ = 9439211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9439199 and 9439208.

It is not an unprimeable number, because it can be changed into a prime (9439249) 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, 429046 + ... + 429067.

It is an arithmetic number, because the mean of its divisors is an integer number (2574342).

Almost surely, 2^9439243 is an apocalyptic number.

9439243 is a deficient number, since it is larger than the sum of its proper divisors (858125).

9439243 is a wasteful number, since it uses less digits than its factorization.

9439243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858124.

The product of its digits is 23328, while the sum is 34.

The square root of 9439243 is about 3072.3351054206. The cubic root of 9439243 is about 211.3387116182.

The spelling of 9439243 in words is "nine million, four hundred thirty-nine thousand, two hundred forty-three".