2006918 has 16 divisors (see below), whose sum is σ = 3238704. Its totient is φ = 929280.

The previous prime is 2006903. The next prime is 2006923. The reversal of 2006918 is 8196002.

It is a Curzon number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1838 + ... + 2718.

It is an arithmetic number, because the mean of its divisors is an integer number (202419).

2^2006918 is an apocalyptic number.

2006918 is a deficient number, since it is larger than the sum of its proper divisors (1231786).

2006918 is a wasteful number, since it uses less digits than its factorization.

2006918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 2006918 is about 1416.6573333026. The cubic root of 2006918 is about 126.1372067126.

The spelling of 2006918 in words is "two million, six thousand, nine hundred eighteen".