22333243 has 4 divisors (see below), whose sum is σ = 22357080. Its totient is φ = 22309408.

The previous prime is 22333231. The next prime is 22333261. The reversal of 22333243 is 34233322.

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 22333243 - 2⁹ = 22332731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22333343) 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, 10453 + ... + 12406.

It is an arithmetic number, because the mean of its divisors is an integer number (5589270).

Almost surely, 2^22333243 is an apocalyptic number.

22333243 is a deficient number, since it is larger than the sum of its proper divisors (23837).

22333243 is an equidigital number, since it uses as much as digits as its factorization.

22333243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23836.

The product of its digits is 2592, while the sum is 22.

The square root of 22333243 is about 4725.8060688098. The cubic root of 22333243 is about 281.6116369898.

Adding to 22333243 its reverse (34233322), we get a palindrome (56566565).

It can be divided in two parts, 2233 and 3243, that added together give a square (5476 = 74²).

The spelling of 22333243 in words is "twenty-two million, three hundred thirty-three thousand, two hundred forty-three".