222284434 has 4 divisors (see below), whose sum is σ = 333426654. Its totient is φ = 111142216.

The previous prime is 222284407. The next prime is 222284437. The reversal of 222284434 is 434482222.

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., 130028409 + 92256025 = 11403^2 + 9605^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222284396 and 222284405.

It is not an unprimeable number, because it can be changed into a prime (222284437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55571107 + ... + 55571110.

Almost surely, 2^222284434 is an apocalyptic number.

222284434 is a deficient number, since it is larger than the sum of its proper divisors (111142220).

222284434 is a wasteful number, since it uses less digits than its factorization.

222284434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111142219.

The product of its digits is 24576, while the sum is 31.

The square root of 222284434 is about 14909.2063504400. The cubic root of 222284434 is about 605.7633821548.

It can be divided in two parts, 22228 and 4434, that added together give a palindrome (26662).

The spelling of 222284434 in words is "two hundred twenty-two million, two hundred eighty-four thousand, four hundred thirty-four".