6759840 has 48 divisors (see below), whose sum is σ = 21295008. Its totient is φ = 1802496.

The previous prime is 6759821. The next prime is 6759847. The reversal of 6759840 is 489576.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (6759847) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6562 + ... + 7521.

It is an arithmetic number, because the mean of its divisors is an integer number (443646).

Almost surely, 2^6759840 is an apocalyptic number.

6759840 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6759840 is an abundant number, since it is smaller than the sum of its proper divisors (14535168).

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

6759840 is a wasteful number, since it uses less digits than its factorization.

6759840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14101 (or 14093 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 6759840 is about 2599.9692305872. The cubic root of 6759840 is about 189.0799471411.

The spelling of 6759840 in words is "six million, seven hundred fifty-nine thousand, eight hundred forty".