6769920 has 144 divisors (see below), whose sum is σ = 22663872. Its totient is φ = 1720320.

The previous prime is 6769913. The next prime is 6769937. The reversal of 6769920 is 299676.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157419 + ... + 157461.

It is an arithmetic number, because the mean of its divisors is an integer number (157388).

Almost surely, 2^6769920 is an apocalyptic number.

6769920 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 6769920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11331936).

6769920 is an abundant number, since it is smaller than the sum of its proper divisors (15893952).

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

6769920 is a wasteful number, since it uses less digits than its factorization.

6769920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108 (or 94 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 6769920 is about 2601.9069929573. The cubic root of 6769920 is about 189.1738832552.

The spelling of 6769920 in words is "six million, seven hundred sixty-nine thousand, nine hundred twenty".