6769728 has 168 divisors, whose sum is σ = 23457408. Its totient is φ = 1824768.

The previous prime is 6769703. The next prime is 6769733. The reversal of 6769728 is 8279676.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (168).

It is a nude number because it is divisible by every one of its digits.

Its product of digits (254016) is a multiple of the sum of its prime divisors (108).

It is a congruent number.

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, 92700 + ... + 92772.

Almost surely, 2^6769728 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 6769728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11728704).

6769728 is an abundant number, since it is smaller than the sum of its proper divisors (16687680).

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

6769728 is a wasteful number, since it uses less digits than its factorization.

6769728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121 (or 108 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The square root of 6769728 is about 2601.8700966805. The cubic root of 6769728 is about 189.1720948673.

It can be divided in two parts, 676 and 9728, that added together give a square (10404 = 102²).

The spelling of 6769728 in words is "six million, seven hundred sixty-nine thousand, seven hundred twenty-eight".