162220316 has 12 divisors (see below), whose sum is σ = 293674920. Its totient is φ = 78313200.

The previous prime is 162220301. The next prime is 162220319. The reversal of 162220316 is 613022261.

It is a junction number, because it is equal to n+sod(n) for n = 162220291 and 162220300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162220319) 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 3 ways as a sum of consecutive naturals, for example, 699110 + ... + 699341.

It is an arithmetic number, because the mean of its divisors is an integer number (24472910).

Almost surely, 2^162220316 is an apocalyptic number.

It is an amenable number.

162220316 is a deficient number, since it is larger than the sum of its proper divisors (131454604).

162220316 is a wasteful number, since it uses less digits than its factorization.

162220316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398484 (or 1398482 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 162220316 is about 12736.5739506352. The cubic root of 162220316 is about 545.3831898206.

Adding to 162220316 its reverse (613022261), we get a palindrome (775242577).

The spelling of 162220316 in words is "one hundred sixty-two million, two hundred twenty thousand, three hundred sixteen".