222226403 has 16 divisors (see below), whose sum is σ = 265775040. Its totient is φ = 181823616.

The previous prime is 222226373. The next prime is 222226421. The reversal of 222226403 is 304622222.

It is a cyclic number.

It is not a de Polignac number, because 222226403 - 2⁶ = 222226339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222226423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5633 + ... + 21821.

It is an arithmetic number, because the mean of its divisors is an integer number (16610940).

Almost surely, 2^222226403 is an apocalyptic number.

222226403 is a deficient number, since it is larger than the sum of its proper divisors (43548637).

222226403 is a wasteful number, since it uses less digits than its factorization.

222226403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16286.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 222226403 is about 14907.2600768887. The cubic root of 222226403 is about 605.7106627423.

Adding to 222226403 its reverse (304622222), we get a palindrome (526848625).

The spelling of 222226403 in words is "two hundred twenty-two million, two hundred twenty-six thousand, four hundred three".