6668850 has 48 divisors (see below), whose sum is σ = 17266752. Its totient is φ = 1700160.

The previous prime is 6668839. The next prime is 6668861. The reversal of 6668850 is 588666.

It is an interprime number because it is at equal distance from previous prime (6668839) and next prime (6668861).

It is a junction number, because it is equal to n+sod(n) for n = 6668799 and 6668808.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2484 + ... + 4416.

It is an arithmetic number, because the mean of its divisors is an integer number (359724).

Almost surely, 2^6668850 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6668850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8633376).

6668850 is an abundant number, since it is smaller than the sum of its proper divisors (10597902).

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

6668850 is a wasteful number, since it uses less digits than its factorization.

6668850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1971 (or 1966 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 6668850 is about 2582.4116635424. The cubic root of 6668850 is about 188.2277494870.

The spelling of 6668850 in words is "six million, six hundred sixty-eight thousand, eight hundred fifty".