6689030 has 8 divisors (see below), whose sum is σ = 12040272. Its totient is φ = 2675608.

The previous prime is 6689029. The next prime is 6689047. The reversal of 6689030 is 309866.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334442 + ... + 334461.

It is an arithmetic number, because the mean of its divisors is an integer number (1505034).

Almost surely, 2^6689030 is an apocalyptic number.

6689030 is a deficient number, since it is larger than the sum of its proper divisors (5351242).

6689030 is a wasteful number, since it uses less digits than its factorization.

6689030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668910.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 6689030 is about 2586.3159126449. The cubic root of 6689030 is about 188.4174179228.

The spelling of 6689030 in words is "six million, six hundred eighty-nine thousand, thirty".