162216333 has 6 divisors (see below), whose sum is σ = 234312494. Its totient is φ = 108144216.

The previous prime is 162216289. The next prime is 162216337. The reversal of 162216333 is 333612261.

It is a happy number.

162216333 is a `hidden beast` number, since 1 + 6 + 2 + 21 + 633 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 129004164 + 33212169 = 11358^2 + 5763^2 .

It is not a de Polignac number, because 162216333 - 2⁸ = 162216077 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 162216297 and 162216306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162216337) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9012010 + ... + 9012027.

Almost surely, 2^162216333 is an apocalyptic number.

It is an amenable number.

162216333 is a deficient number, since it is larger than the sum of its proper divisors (72096161).

162216333 is a wasteful number, since it uses less digits than its factorization.

162216333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18024043 (or 18024040 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 162216333 is about 12736.4175889455. The cubic root of 162216333 is about 545.3787261812.

Adding to 162216333 its reverse (333612261), we get a palindrome (495828594).

It can be divided in two parts, 1622 and 16333, that added together give a triangular number (17955 = T₁₈₉).

The spelling of 162216333 in words is "one hundred sixty-two million, two hundred sixteen thousand, three hundred thirty-three".