422312234 has 4 divisors (see below), whose sum is σ = 633468354. Its totient is φ = 211156116.

The previous prime is 422312207. The next prime is 422312237. The reversal of 422312234 is 432213224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 414733225 + 7579009 = 20365^2 + 2753^2 .

It is not an unprimeable number, because it can be changed into a prime (422312237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105578057 + ... + 105578060.

Almost surely, 2^422312234 is an apocalyptic number.

422312234 is a deficient number, since it is larger than the sum of its proper divisors (211156120).

422312234 is a wasteful number, since it uses less digits than its factorization.

422312234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211156119.

The product of its digits is 2304, while the sum is 23.

The square root of 422312234 is about 20550.2368356182. The cubic root of 422312234 is about 750.2590121696.

Adding to 422312234 its reverse (432213224), we get a palindrome (854525458).

The spelling of 422312234 in words is "four hundred twenty-two million, three hundred twelve thousand, two hundred thirty-four".