223224543 has 6 divisors (see below), whose sum is σ = 322435464. Its totient is φ = 148816356.

The previous prime is 223224517. The next prime is 223224581. The reversal of 223224543 is 345422322.

It is a happy number.

It is not a de Polignac number, because 223224543 - 2⁹ = 223224031 is a prime.

It is a super-3 number, since 3×223224543³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223224593) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12401355 + ... + 12401372.

It is an arithmetic number, because the mean of its divisors is an integer number (53739244).

Almost surely, 2^223224543 is an apocalyptic number.

223224543 is a deficient number, since it is larger than the sum of its proper divisors (99210921).

223224543 is a wasteful number, since it uses less digits than its factorization.

223224543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24802733 (or 24802730 counting only the distinct ones).

The product of its digits is 11520, while the sum is 27.

The square root of 223224543 is about 14940.7008871739. The cubic root of 223224543 is about 606.6161673875.

Adding to 223224543 its reverse (345422322), we get a palindrome (568646865).

The spelling of 223224543 in words is "two hundred twenty-three million, two hundred twenty-four thousand, five hundred forty-three".