3162216 has 16 divisors (see below), whose sum is σ = 7905600. Its totient is φ = 1054064.

The previous prime is 3162167. The next prime is 3162253. The reversal of 3162216 is 6122613.

It is a happy number.

It is a super-2 number, since 2×3162216² = 19999220061312, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 3162192 and 3162201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65856 + ... + 65903.

It is an arithmetic number, because the mean of its divisors is an integer number (494100).

Almost surely, 2^3162216 is an apocalyptic number.

It is an amenable number.

3162216 is an abundant number, since it is smaller than the sum of its proper divisors (4743384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3162216 is a wasteful number, since it uses less digits than its factorization.

3162216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131768 (or 131764 counting only the distinct ones).

The product of its digits is 432, while the sum is 21.

The square root of 3162216 is about 1778.2620729240. The cubic root of 3162216 is about 146.7789727522.

Adding to 3162216 its reverse (6122613), we get a palindrome (9284829).

The spelling of 3162216 in words is "three million, one hundred sixty-two thousand, two hundred sixteen".