2162016 has 36 divisors (see below), whose sum is σ = 6149052. Its totient is φ = 720576.

The previous prime is 2162003. The next prime is 2162057. The reversal of 2162016 is 6102612.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nialpdrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 2162016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3466 + ... + 4041.

It is an arithmetic number, because the mean of its divisors is an integer number (170807).

2^2162016 is an apocalyptic number.

It is an amenable number.

2162016 is an abundant number, since it is smaller than the sum of its proper divisors (3987036).

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

2162016 is a wasteful number, since it uses less digits than its factorization.

2162016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7523 (or 7512 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 2162016 is about 1470.3795428392. The cubic root of 2162016 is about 129.3062850109.

Adding to 2162016 its product of nonzero digits (144), we get a triangular number (2162160 = T₂₀₇₉).

Adding to 2162016 its reverse (6102612), we get a palindrome (8264628).

The spelling of 2162016 in words is "two million, one hundred sixty-two thousand, sixteen".