6740786 has 16 divisors (see below), whose sum is σ = 10995264. Its totient is φ = 3080784.

The previous prime is 6740761. The next prime is 6740807. The reversal of 6740786 is 6870476.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1571 + ... + 3993.

It is an arithmetic number, because the mean of its divisors is an integer number (687204).

Almost surely, 2^6740786 is an apocalyptic number.

6740786 is a deficient number, since it is larger than the sum of its proper divisors (4254478).

6740786 is a wasteful number, since it uses less digits than its factorization.

6740786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2545.

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 6740786 is about 2596.3023706803. The cubic root of 6740786 is about 188.9021263823.

The spelling of 6740786 in words is "six million, seven hundred forty thousand, seven hundred eighty-six".