222162163 has 4 divisors (see below), whose sum is σ = 222346528. Its totient is φ = 221977800.

The previous prime is 222162139. The next prime is 222162197. The reversal of 222162163 is 361261222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222162163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222166163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90363 + ... + 92788.

It is an arithmetic number, because the mean of its divisors is an integer number (55586632).

Almost surely, 2^222162163 is an apocalyptic number.

222162163 is a deficient number, since it is larger than the sum of its proper divisors (184365).

222162163 is a wasteful number, since it uses less digits than its factorization.

222162163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184364.

The product of its digits is 1728, while the sum is 25.

The square root of 222162163 is about 14905.1052663173. The cubic root of 222162163 is about 605.6522919360.

The spelling of 222162163 in words is "two hundred twenty-two million, one hundred sixty-two thousand, one hundred sixty-three".