6740880 has 40 divisors (see below), whose sum is σ = 20897472. Its totient is φ = 1797504.

The previous prime is 6740879. The next prime is 6740897. The reversal of 6740880 is 880476.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13804 + ... + 14283.

Almost surely, 2^6740880 is an apocalyptic number.

6740880 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6740880 is an abundant number, since it is smaller than the sum of its proper divisors (14156592).

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

6740880 is a wasteful number, since it uses less digits than its factorization.

6740880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28103 (or 28097 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 6740880 is about 2596.3204732852. The cubic root of 6740880 is about 188.9030044558.

The spelling of 6740880 in words is "six million, seven hundred forty thousand, eight hundred eighty".