2006662000 has 80 divisors (see below), whose sum is σ = 5545305792. Its totient is φ = 687993600.

The previous prime is 2006661971. The next prime is 2006662001. The reversal of 2006662000 is 2666002.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2006662001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57667 + ... + 85666.

Almost surely, 2^2006662000 is an apocalyptic number.

2006662000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2006662000 is an abundant number, since it is smaller than the sum of its proper divisors (3538643792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2006662000 is a wasteful number, since it uses less digits than its factorization.

2006662000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143363 (or 143347 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 2006662000 is about 44795.7810513446. The cubic root of 2006662000 is about 1261.3184318208.

The spelling of 2006662000 in words is "two billion, six million, six hundred sixty-two thousand".