422042230 has 8 divisors (see below), whose sum is σ = 759676032. Its totient is φ = 168816888.

The previous prime is 422042207. The next prime is 422042261. The reversal of 422042230 is 32240224.

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 = 422042198 and 422042207.

It is a congruent number.

It is an unprimeable number.

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, 21102102 + ... + 21102121.

It is an arithmetic number, because the mean of its divisors is an integer number (94959504).

Almost surely, 2^422042230 is an apocalyptic number.

422042230 is a deficient number, since it is larger than the sum of its proper divisors (337633802).

422042230 is a wasteful number, since it uses less digits than its factorization.

422042230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42204230.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 422042230 is about 20543.6664205784. Note that the first 3 decimals coincide. The cubic root of 422042230 is about 750.0990861679.

Adding to 422042230 its reverse (32240224), we get a palindrome (454282454).

The spelling of 422042230 in words is "four hundred twenty-two million, forty-two thousand, two hundred thirty".