222422115 has 16 divisors (see below), whose sum is σ = 356265216. Its totient is φ = 118495200.

The previous prime is 222422093. The next prime is 222422119. The reversal of 222422115 is 511224222.

It is not a de Polignac number, because 222422115 - 2⁷ = 222421987 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222422091 and 222422100.

It is not an unprimeable number, because it can be changed into a prime (222422119) 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 15 ways as a sum of consecutive naturals, for example, 6930 + ... + 22200.

It is an arithmetic number, because the mean of its divisors is an integer number (22266576).

Almost surely, 2^222422115 is an apocalyptic number.

222422115 is a deficient number, since it is larger than the sum of its proper divisors (133843101).

222422115 is a wasteful number, since it uses less digits than its factorization.

222422115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16250.

The product of its digits is 640, while the sum is 21.

The square root of 222422115 is about 14913.8229505382. The cubic root of 222422115 is about 605.8884244908. Note that the first 3 decimals are identical.

Adding to 222422115 its reverse (511224222), we get a palindrome (733646337).

The spelling of 222422115 in words is "two hundred twenty-two million, four hundred twenty-two thousand, one hundred fifteen".