222225322 has 16 divisors (see below), whose sum is σ = 363981600. Its totient is φ = 100917040.

The previous prime is 222225319. The next prime is 222225323. The reversal of 222225322 is 223522222.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 222225293 and 222225302.

It is not an unprimeable number, because it can be changed into a prime (222225323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22929 + ... + 31147.

It is an arithmetic number, because the mean of its divisors is an integer number (22748850).

Almost surely, 2^222225322 is an apocalyptic number.

222225322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222225322 is a deficient number, since it is larger than the sum of its proper divisors (141756278).

222225322 is a wasteful number, since it uses less digits than its factorization.

222225322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9461.

The product of its digits is 1920, while the sum is 22.

The square root of 222225322 is about 14907.2238193434. The cubic root of 222225322 is about 605.7096805993.

Adding to 222225322 its reverse (223522222), we get a palindrome (445747544).

The spelling of 222225322 in words is "two hundred twenty-two million, two hundred twenty-five thousand, three hundred twenty-two".