222606226 has 16 divisors (see below), whose sum is σ = 345811968. Its totient is φ = 107359200.

The previous prime is 222606199. The next prime is 222606247. The reversal of 222606226 is 622606222.

It is a junction number, because it is equal to n+sod(n) for n = 222606194 and 222606203.

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 7 ways as a sum of consecutive naturals, for example, 13671 + ... + 25141.

It is an arithmetic number, because the mean of its divisors is an integer number (21613248).

Almost surely, 2^222606226 is an apocalyptic number.

222606226 is a deficient number, since it is larger than the sum of its proper divisors (123205742).

222606226 is a wasteful number, since it uses less digits than its factorization.

222606226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11817.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 222606226 is about 14919.9941688997. The cubic root of 222606226 is about 606.0555540933.

The spelling of 222606226 in words is "two hundred twenty-two million, six hundred six thousand, two hundred twenty-six".