222126472 has 16 divisors (see below), whose sum is σ = 420612300. Its totient is φ = 109963200.

The previous prime is 222126469. The next prime is 222126491. The reversal of 222126472 is 274621222.

222126472 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 208686916 + 13439556 = 14446^2 + 3666^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 222126472.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136647 + ... + 138262.

Almost surely, 2^222126472 is an apocalyptic number.

It is an amenable number.

222126472 is a deficient number, since it is larger than the sum of its proper divisors (198485828).

222126472 is a wasteful number, since it uses less digits than its factorization.

222126472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275016 (or 275012 counting only the distinct ones).

The product of its digits is 5376, while the sum is 28.

The square root of 222126472 is about 14903.9079438918. The cubic root of 222126472 is about 605.6198569294.

Adding to 222126472 its reverse (274621222), we get a palindrome (496747694).

The spelling of 222126472 in words is "two hundred twenty-two million, one hundred twenty-six thousand, four hundred seventy-two".