6826680 has 240 divisors, whose sum is σ = 27312120. Its totient is φ = 1524096.

The previous prime is 6826657. The next prime is 6826709. The reversal of 6826680 is 866286.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 158739 + ... + 158781.

Almost surely, 2^6826680 is an apocalyptic number.

6826680 is a gapful number since it is divisible by the number (60) 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 6826680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13656060).

6826680 is an abundant number, since it is smaller than the sum of its proper divisors (20485440).

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

6826680 is a wasteful number, since it uses less digits than its factorization.

6826680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80 (or 60 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 6826680 is about 2612.7916105193. The cubic root of 6826680 is about 189.7010997426.

The spelling of 6826680 in words is "six million, eight hundred twenty-six thousand, six hundred eighty".