2162316 has 48 divisors (see below), whose sum is σ = 5531904. Its totient is φ = 653376.

The previous prime is 2162297. The next prime is 2162323. The reversal of 2162316 is 6132612.

It is a happy number.

2162316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2162316² = 9351220967712, which contains 22 as substring.

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2162292 and 2162301.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12865 + ... + 13031.

It is an arithmetic number, because the mean of its divisors is an integer number (115248).

2^2162316 is an apocalyptic number.

2162316 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2162316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2765952).

2162316 is an abundant number, since it is smaller than the sum of its proper divisors (3369588).

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

2162316 is a wasteful number, since it uses less digits than its factorization.

2162316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270 (or 268 counting only the distinct ones).

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

The square root of 2162316 is about 1470.4815537775. The cubic root of 2162316 is about 129.3122655543.

Adding to 2162316 its reverse (6132612), we get a palindrome (8294928).

The spelling of 2162316 in words is "two million, one hundred sixty-two thousand, three hundred sixteen".