222167226 has 8 divisors (see below), whose sum is σ = 444334464. Its totient is φ = 74055740.

The previous prime is 222167221. The next prime is 222167249. The reversal of 222167226 is 622761222.

It is a sphenic number, since it is the product of 3 distinct primes.

222167226 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 222167193 and 222167202.

It is not an unprimeable number, because it can be changed into a prime (222167221) by changing a digit.

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, 18513930 + ... + 18513941.

It is an arithmetic number, because the mean of its divisors is an integer number (55541808).

Almost surely, 2^222167226 is an apocalyptic number.

222167226 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222167226 is a wasteful number, since it uses less digits than its factorization.

222167226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37027876.

The product of its digits is 8064, while the sum is 30.

The square root of 222167226 is about 14905.2751064850. The cubic root of 222167226 is about 605.6568927708.

The spelling of 222167226 in words is "two hundred twenty-two million, one hundred sixty-seven thousand, two hundred twenty-six".