9791243 has 16 divisors (see below), whose sum is σ = 12337920. Its totient is φ = 7548000.

The previous prime is 9791209. The next prime is 9791263. The reversal of 9791243 is 3421979.

9791243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 9791243 - 2⁸ = 9790987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9791263) 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, 7148 + ... + 8406.

It is an arithmetic number, because the mean of its divisors is an integer number (771120).

Almost surely, 2^9791243 is an apocalyptic number.

9791243 is a deficient number, since it is larger than the sum of its proper divisors (2546677).

9791243 is a wasteful number, since it uses less digits than its factorization.

9791243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378.

The product of its digits is 13608, while the sum is 35.

The square root of 9791243 is about 3129.0961953893. The cubic root of 9791243 is about 213.9337364352.

It can be divided in two parts, 979 and 1243, that added together give a palindrome (2222).

The spelling of 9791243 in words is "nine million, seven hundred ninety-one thousand, two hundred forty-three".