222226346 has 16 divisors (see below), whose sum is σ = 353668680. Its totient is φ = 104363520.

The previous prime is 222226343. The next prime is 222226349. The reversal of 222226346 is 643622222.

It is an interprime number because it is at equal distance from previous prime (222226343) and next prime (222226349).

It can be written as a sum of positive squares in 4 ways, for example, as 220374025 + 1852321 = 14845^2 + 1361^2 .

It is not an unprimeable number, because it can be changed into a prime (222226343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10886 + ... + 23726.

Almost surely, 2^222226346 is an apocalyptic number.

222226346 is a deficient number, since it is larger than the sum of its proper divisors (131442334).

222226346 is a wasteful number, since it uses less digits than its factorization.

222226346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13369.

The product of its digits is 13824, while the sum is 29.

The square root of 222226346 is about 14907.2581650685. The cubic root of 222226346 is about 605.7106109550.

Adding to 222226346 its reverse (643622222), we get a palindrome (865848568).

The spelling of 222226346 in words is "two hundred twenty-two million, two hundred twenty-six thousand, three hundred forty-six".