2162042 has 8 divisors (see below), whose sum is σ = 3273696. Its totient is φ = 1070812.

The previous prime is 2162003. The next prime is 2162057. The reversal of 2162042 is 2402612.

It is a sphenic number, since it is the product of 3 distinct primes.

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 2162042.

It is an unprimeable number.

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, 4838 + ... + 5265.

It is an arithmetic number, because the mean of its divisors is an integer number (409212).

2^2162042 is an apocalyptic number.

2162042 is a deficient number, since it is larger than the sum of its proper divisors (1111654).

2162042 is a wasteful number, since it uses less digits than its factorization.

2162042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10212.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2162042 is about 1470.3883840673. The cubic root of 2162042 is about 129.3068033466.

Adding to 2162042 its reverse (2402612), we get a palindrome (4564654).

The spelling of 2162042 in words is "two million, one hundred sixty-two thousand, forty-two".