222536226 has 32 divisors (see below), whose sum is σ = 486363456. Its totient is φ = 67320000.

The previous prime is 222536221. The next prime is 222536231. The reversal of 222536226 is 622635222.

It is an interprime number because it is at equal distance from previous prime (222536221) and next prime (222536231).

It is a junction number, because it is equal to n+sod(n) for n = 222536193 and 222536202.

It is not an unprimeable number, because it can be changed into a prime (222536221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41076 + ... + 46176.

It is an arithmetic number, because the mean of its divisors is an integer number (15198858).

Almost surely, 2^222536226 is an apocalyptic number.

222536226 is an abundant number, since it is smaller than the sum of its proper divisors (263827230).

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

222536226 is a wasteful number, since it uses less digits than its factorization.

222536226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5778.

The product of its digits is 17280, while the sum is 30.

The square root of 222536226 is about 14917.6481390332. The cubic root of 222536226 is about 605.9920213743.

The spelling of 222536226 in words is "two hundred twenty-two million, five hundred thirty-six thousand, two hundred twenty-six".