222222234 has 32 divisors (see below), whose sum is σ = 479211264. Its totient is φ = 68293440.

The previous prime is 222222227. The next prime is 222222241. The reversal of 222222234 is 432222222.

It is an interprime number because it is at equal distance from previous prime (222222227) and next prime (222222241).

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 222222234.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106687 + ... + 108749.

It is an arithmetic number, because the mean of its divisors is an integer number (14975352).

Almost surely, 2^222222234 is an apocalyptic number.

222222234 is an abundant number, since it is smaller than the sum of its proper divisors (256989030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222222234 is a wasteful number, since it uses less digits than its factorization.

222222234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3462.

The product of its digits is 1536, while the sum is 21.

The square root of 222222234 is about 14907.1202450373. The cubic root of 222222234 is about 605.7068749782.

Adding to 222222234 its reverse (432222222), we get a palindrome (654444456).

The spelling of 222222234 in words is "two hundred twenty-two million, two hundred twenty-two thousand, two hundred thirty-four".