2066218 has 16 divisors (see below), whose sum is σ = 3864384. Its totient is φ = 804960.

The previous prime is 2066209. The next prime is 2066219. The reversal of 2066218 is 8126602.

It is a junction number, because it is equal to n+sod(n) for n = 2066192 and 2066201.

It is not an unprimeable number, because it can be changed into a prime (2066219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6555 + ... + 6862.

It is an arithmetic number, because the mean of its divisors is an integer number (241524).

2^2066218 is an apocalyptic number.

2066218 is a deficient number, since it is larger than the sum of its proper divisors (1798166).

2066218 is a wasteful number, since it uses less digits than its factorization.

2066218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13437.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 2066218 is about 1437.4345202478. The cubic root of 2066218 is about 127.3675261250.

The spelling of 2066218 in words is "two million, sixty-six thousand, two hundred eighteen".