9221258243 has 4 divisors (see below), whose sum is σ = 9221936808. Its totient is φ = 9220579680.

The previous prime is 9221258213. The next prime is 9221258261. The reversal of 9221258243 is 3428521229.

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 9221258243 - 2⁸ = 9221257987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9221258197 and 9221258206.

It is not an unprimeable number, because it can be changed into a prime (9221258213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 318473 + ... + 346218.

It is an arithmetic number, because the mean of its divisors is an integer number (2305484202).

Almost surely, 2^9221258243 is an apocalyptic number.

9221258243 is a deficient number, since it is larger than the sum of its proper divisors (678565).

9221258243 is a wasteful number, since it uses less digits than its factorization.

9221258243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678564.

The product of its digits is 69120, while the sum is 38.

The square root of 9221258243 is about 96027.3827769975. The cubic root of 9221258243 is about 2096.9917807338.

The spelling of 9221258243 in words is "nine billion, two hundred twenty-one million, two hundred fifty-eight thousand, two hundred forty-three".