2116562 has 32 divisors (see below), whose sum is σ = 3907200. Its totient is φ = 839808.

The previous prime is 2116561. The next prime is 2116571. The reversal of 2116562 is 2656112.

It is not an unprimeable number, because it can be changed into a prime (2116561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19364 + ... + 19472.

It is an arithmetic number, because the mean of its divisors is an integer number (122100).

2^2116562 is an apocalyptic number.

2116562 is a deficient number, since it is larger than the sum of its proper divisors (1790638).

2116562 is a wasteful number, since it uses less digits than its factorization.

2116562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210.

The product of its digits is 720, while the sum is 23.

The square root of 2116562 is about 1454.8408847706. The cubic root of 2116562 is about 128.3936853744.

The spelling of 2116562 in words is "two million, one hundred sixteen thousand, five hundred sixty-two".