423244223 has 8 divisors (see below), whose sum is σ = 448649280. Its totient is φ = 397895680.

The previous prime is 423244207. The next prime is 423244231. The reversal of 423244223 is 322442324.

It is a happy number.

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 423244223 - 2⁴ = 423244207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423244192 and 423244201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423244253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1823 + ... + 29151.

It is an arithmetic number, because the mean of its divisors is an integer number (56081160).

Almost surely, 2^423244223 is an apocalyptic number.

423244223 is a deficient number, since it is larger than the sum of its proper divisors (25405057).

423244223 is a wasteful number, since it uses less digits than its factorization.

423244223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28257.

The product of its digits is 9216, while the sum is 26.

The square root of 423244223 is about 20572.9002087698. The cubic root of 423244223 is about 750.8105151787.

Adding to 423244223 its reverse (322442324), we get a palindrome (745686547).

The spelling of 423244223 in words is "four hundred twenty-three million, two hundred forty-four thousand, two hundred twenty-three".