6786504 has 48 divisors (see below), whose sum is σ = 19066320. Its totient is φ = 2261520.

The previous prime is 6786473. The next prime is 6786509. The reversal of 6786504 is 4056876.

It is a happy number.

6786504 is digitally balanced in base 4 and base 5, because in such bases it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (6786509) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 199 + ... + 3689.

It is an arithmetic number, because the mean of its divisors is an integer number (397215).

Almost surely, 2^6786504 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 6786504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9533160).

6786504 is an abundant number, since it is smaller than the sum of its proper divisors (12279816).

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

6786504 is a wasteful number, since it uses less digits than its factorization.

6786504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3512 (or 3496 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 6786504 is about 2605.0919369573. The cubic root of 6786504 is about 189.3282278374.

The spelling of 6786504 in words is "six million, seven hundred eighty-six thousand, five hundred four".