6659000 has 32 divisors (see below), whose sum is σ = 15584400. Its totient is φ = 2663200.

The previous prime is 6658999. The next prime is 6659021. The reversal of 6659000 is 9566.

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, 2330 + ... + 4329.

Almost surely, 2^6659000 is an apocalyptic number.

It is an amenable number.

6659000 is an abundant number, since it is smaller than the sum of its proper divisors (8925400).

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

6659000 is a wasteful number, since it uses less digits than its factorization.

6659000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6680 (or 6666 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 6659000 is about 2580.5038267749. The cubic root of 6659000 is about 188.1350320070.

The spelling of 6659000 in words is "six million, six hundred fifty-nine thousand".