2006604866 has 32 divisors (see below), whose sum is σ = 3474358272. Its totient is φ = 851400720.

The previous prime is 2006604851. The next prime is 2006604883. The reversal of 2006604866 is 6684066002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 632015 + ... + 635181.

It is an arithmetic number, because the mean of its divisors is an integer number (108573696).

Almost surely, 2^2006604866 is an apocalyptic number.

2006604866 is a deficient number, since it is larger than the sum of its proper divisors (1467753406).

2006604866 is a wasteful number, since it uses less digits than its factorization.

2006604866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3614.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 2006604866 is about 44795.1433304996. The cubic root of 2006604866 is about 1261.3064608874.

It can be divided in two parts, 200 and 6604866, that added together give a palindrome (6605066).

The spelling of 2006604866 in words is "two billion, six million, six hundred four thousand, eight hundred sixty-six".