423221333 has 8 divisors (see below), whose sum is σ = 445905600. Its totient is φ = 400578048.

The previous prime is 423221327. The next prime is 423221347. The reversal of 423221333 is 333122324.

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 423221333 - 2⁴ = 423221317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423221299 and 423221308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423221353) 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, 12248 + ... + 31566.

It is an arithmetic number, because the mean of its divisors is an integer number (55738200).

Almost surely, 2^423221333 is an apocalyptic number.

It is an amenable number.

423221333 is a deficient number, since it is larger than the sum of its proper divisors (22684267).

423221333 is a wasteful number, since it uses less digits than its factorization.

423221333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20491.

The product of its digits is 2592, while the sum is 23.

The square root of 423221333 is about 20572.3438868788. The cubic root of 423221333 is about 750.7969797607.

Adding to 423221333 its reverse (333122324), we get a palindrome (756343657).

Subtracting from 423221333 its reverse (333122324), we obtain a palindrome (90099009).

The spelling of 423221333 in words is "four hundred twenty-three million, two hundred twenty-one thousand, three hundred thirty-three".