2066116 has 12 divisors (see below), whose sum is σ = 3893932. Its totient is φ = 953568.

The previous prime is 2066111. The next prime is 2066123. The reversal of 2066116 is 6116602.

It can be written as a sum of positive squares in 2 ways, for example, as 1201216 + 864900 = 1096^2 + 930^2 .

It is not an unprimeable number, because it can be changed into a prime (2066111) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 19815 + ... + 19918.

2^2066116 is an apocalyptic number.

2066116 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2066116 is a deficient number, since it is larger than the sum of its proper divisors (1827816).

2066116 is a wasteful number, since it uses less digits than its factorization.

2066116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39750 (or 39748 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 2066116 is about 1437.3990399329. The cubic root of 2066116 is about 127.3654302342.

The spelling of 2066116 in words is "two million, sixty-six thousand, one hundred sixteen".