22222234 has 4 divisors (see below), whose sum is σ = 33333354. Its totient is φ = 11111116.

The previous prime is 22222223. The next prime is 22222253. The reversal of 22222234 is 43222222.

It is a happy number.

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., 12581209 + 9641025 = 3547^2 + 3105^2 .

It is a plaindrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555557 + ... + 5555560.

Almost surely, 2^22222234 is an apocalyptic number.

22222234 is a deficient number, since it is larger than the sum of its proper divisors (11111120).

22222234 is a wasteful number, since it uses less digits than its factorization.

22222234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11111119.

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

The square root of 22222234 is about 4714.0464571321. The cubic root of 22222234 is about 281.1442714361.

Adding to 22222234 its reverse (43222222), we get a palindrome (65444456).

The spelling of 22222234 in words is "twenty-two million, two hundred twenty-two thousand, two hundred thirty-four".