223224423 has 4 divisors (see below), whose sum is σ = 297632568. Its totient is φ = 148816280.

The previous prime is 223224403. The next prime is 223224427. The reversal of 223224423 is 324422322.

It is a happy number.

223224423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 223224423 - 2⁶ = 223224359 is a prime.

It is a super-3 number, since 3×223224423³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223224393 and 223224402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223224427) 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, 37204068 + ... + 37204073.

It is an arithmetic number, because the mean of its divisors is an integer number (74408142).

Almost surely, 2^223224423 is an apocalyptic number.

223224423 is a deficient number, since it is larger than the sum of its proper divisors (74408145).

223224423 is an equidigital number, since it uses as much as digits as its factorization.

223224423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74408144.

The product of its digits is 4608, while the sum is 24.

The square root of 223224423 is about 14940.6968712975. The cubic root of 223224423 is about 606.6160586868.

Adding to 223224423 its reverse (324422322), we get a palindrome (547646745).

The spelling of 223224423 in words is "two hundred twenty-three million, two hundred twenty-four thousand, four hundred twenty-three".