6546768 has 80 divisors (see below), whose sum is σ = 18320256. Its totient is φ = 2007040.

The previous prime is 6546767. The next prime is 6546769. The reversal of 6546768 is 8676456.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6546767) and next prime (6546769).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6546767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57880 + ... + 57992.

Almost surely, 2^6546768 is an apocalyptic number.

6546768 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6546768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9160128).

6546768 is an abundant number, since it is smaller than the sum of its proper divisors (11773488).

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

6546768 is a wasteful number, since it uses less digits than its factorization.

6546768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212 (or 206 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 6546768 is about 2558.6652770536. The cubic root of 6546768 is about 187.0720836992.

The spelling of 6546768 in words is "six million, five hundred forty-six thousand, seven hundred sixty-eight".