423133222 has 8 divisors (see below), whose sum is σ = 636133896. Its totient is φ = 211088592.

The previous prime is 423133181. The next prime is 423133237. The reversal of 423133222 is 222331324.

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

It is a junction number, because it is equal to n+sod(n) for n = 423133193 and 423133202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237903 + ... + 239674.

It is an arithmetic number, because the mean of its divisors is an integer number (79516737).

Almost surely, 2^423133222 is an apocalyptic number.

423133222 is a deficient number, since it is larger than the sum of its proper divisors (213000674).

423133222 is a wasteful number, since it uses less digits than its factorization.

423133222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478022.

The product of its digits is 1728, while the sum is 22.

The square root of 423133222 is about 20570.2022838863. The cubic root of 423133222 is about 750.7448730111.

Adding to 423133222 its reverse (222331324), we get a palindrome (645464546).

The spelling of 423133222 in words is "four hundred twenty-three million, one hundred thirty-three thousand, two hundred twenty-two".