6188868 has 72 divisors (see below), whose sum is σ = 18345600. Its totient is φ = 1722240.

The previous prime is 6188849. The next prime is 6188873. The reversal of 6188868 is 8688816.

It is a happy number.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

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 23 ways as a sum of consecutive naturals, for example, 10033 + ... + 10631.

It is an arithmetic number, because the mean of its divisors is an integer number (254800).

Almost surely, 2^6188868 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6188868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9172800).

6188868 is an abundant number, since it is smaller than the sum of its proper divisors (12156732).

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

6188868 is a wasteful number, since it uses less digits than its factorization.

6188868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657 (or 652 counting only the distinct ones).

The product of its digits is 147456, while the sum is 45.

The square root of 6188868 is about 2487.7435559157. The cubic root of 6188868 is about 183.5990402502.

It can be divided in two parts, 6188 and 868, that added together give a square (7056 = 84²).

The spelling of 6188868 in words is "six million, one hundred eighty-eight thousand, eight hundred sixty-eight".