22323243 has 8 divisors (see below), whose sum is σ = 30790800. Its totient is φ = 14368928.

The previous prime is 22323241. The next prime is 22323251. The reversal of 22323243 is 34232322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22323243 - 2¹ = 22323241 is a prime.

It is a super-3 number, since 3×22323243³ (a number of 23 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22323241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128208 + ... + 128381.

It is an arithmetic number, because the mean of its divisors is an integer number (3848850).

Almost surely, 2^22323243 is an apocalyptic number.

22323243 is a deficient number, since it is larger than the sum of its proper divisors (8467557).

22323243 is a wasteful number, since it uses less digits than its factorization.

22323243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256621.

The product of its digits is 1728, while the sum is 21.

The square root of 22323243 is about 4724.7479297842. The cubic root of 22323243 is about 281.5695989572.

Adding to 22323243 its reverse (34232322), we get a palindrome (56555565).

The spelling of 22323243 in words is "twenty-two million, three hundred twenty-three thousand, two hundred forty-three".