222023234 has 4 divisors (see below), whose sum is σ = 333034854. Its totient is φ = 111011616.

The previous prime is 222023173. The next prime is 222023239. The reversal of 222023234 is 432320222.

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., 183521209 + 38502025 = 13547^2 + 6205^2 .

It is not an unprimeable number, because it can be changed into a prime (222023239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55505807 + ... + 55505810.

Almost surely, 2^222023234 is an apocalyptic number.

222023234 is a deficient number, since it is larger than the sum of its proper divisors (111011620).

222023234 is a wasteful number, since it uses less digits than its factorization.

222023234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111011619.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 222023234 is about 14900.4440873418. Note that the first 3 decimals coincide. The cubic root of 222023234 is about 605.5260174889.

Adding to 222023234 its reverse (432320222), we get a palindrome (654343456).

The spelling of 222023234 in words is "two hundred twenty-two million, twenty-three thousand, two hundred thirty-four".