6630006 has 16 divisors (see below), whose sum is σ = 13442544. Its totient is φ = 2179584.

The previous prime is 6629969. The next prime is 6630011. The reversal of 6630006 is 6000366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7131 + ... + 8006.

It is an arithmetic number, because the mean of its divisors is an integer number (840159).

Almost surely, 2^6630006 is an apocalyptic number.

6630006 is an abundant number, since it is smaller than the sum of its proper divisors (6812538).

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

6630006 is a wasteful number, since it uses less digits than its factorization.

6630006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15215.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 6630006 is about 2574.8798030199. The cubic root of 6630006 is about 187.8615813771.

The spelling of 6630006 in words is "six million, six hundred thirty thousand, six".