2066018 has 16 divisors (see below), whose sum is σ = 3240000. Its totient is φ = 986832.

The previous prime is 2066017. The next prime is 2066033. The reversal of 2066018 is 8106602.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2065984 and 2066002.

It is not an unprimeable number, because it can be changed into a prime (2066017) 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 7 ways as a sum of consecutive naturals, for example, 10283 + ... + 10481.

It is an arithmetic number, because the mean of its divisors is an integer number (202500).

2^2066018 is an apocalyptic number.

2066018 is a deficient number, since it is larger than the sum of its proper divisors (1173982).

2066018 is a wasteful number, since it uses less digits than its factorization.

2066018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 2066018 is about 1437.3649501779. The cubic root of 2066018 is about 127.3634164703.

The spelling of 2066018 in words is "two million, sixty-six thousand, eighteen".