422000223 has 4 divisors (see below), whose sum is σ = 562666968. Its totient is φ = 281333480.

The previous prime is 422000221. The next prime is 422000269. The reversal of 422000223 is 322000224.

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 422000223 - 2¹ = 422000221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422000221) 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 3 ways as a sum of consecutive naturals, for example, 70333368 + ... + 70333373.

It is an arithmetic number, because the mean of its divisors is an integer number (140666742).

Almost surely, 2^422000223 is an apocalyptic number.

422000223 is a deficient number, since it is larger than the sum of its proper divisors (140666745).

422000223 is a wasteful number, since it uses less digits than its factorization.

422000223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140666744.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 422000223 is about 20542.6440119085. The cubic root of 422000223 is about 750.0741988813.

Adding to 422000223 its reverse (322000224), we get a palindrome (744000447).

Subtracting from 422000223 its reverse (322000224), we obtain a palindrome (99999999).

The spelling of 422000223 in words is "four hundred twenty-two million, two hundred twenty-three", and thus it is an aban number.