2006655 has 32 divisors (see below), whose sum is σ = 3801600. Its totient is φ = 884352.

The previous prime is 2006651. The next prime is 2006657. The reversal of 2006655 is 5566002.

It is not a de Polignac number, because 2006655 - 2² = 2006651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2006651) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2716 + ... + 3374.

It is an arithmetic number, because the mean of its divisors is an integer number (118800).

2^2006655 is an apocalyptic number.

2006655 is a deficient number, since it is larger than the sum of its proper divisors (1794945).

2006655 is a wasteful number, since it uses less digits than its factorization.

2006655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 2006655 is about 1416.5645061204. The cubic root of 2006655 is about 126.1316965166.

It can be divided in two parts, 200 and 6655, that multiplied together give a cube (1331000 = 110³).

The spelling of 2006655 in words is "two million, six thousand, six hundred fifty-five".