162222226 has 16 divisors (see below), whose sum is σ = 245485440. Its totient is φ = 80397360.

The previous prime is 162222223. The next prime is 162222271. The reversal of 162222226 is 622222261.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 162222226.

It is not an unprimeable number, because it can be changed into a prime (162222223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123465 + ... + 124771.

It is an arithmetic number, because the mean of its divisors is an integer number (15342840).

Almost surely, 2^162222226 is an apocalyptic number.

162222226 is a deficient number, since it is larger than the sum of its proper divisors (83263214).

162222226 is a wasteful number, since it uses less digits than its factorization.

162222226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1809.

The product of its digits is 2304, while the sum is 25.

The square root of 162222226 is about 12736.6489313320. The cubic root of 162222226 is about 545.3853302796.

Adding to 162222226 its reverse (622222261), we get a palindrome (784444487).

The spelling of 162222226 in words is "one hundred sixty-two million, two hundred twenty-two thousand, two hundred twenty-six".