6740659 has 2 divisors, whose sum is σ = 6740660. Its totient is φ = 6740658.

The previous prime is 6740651. The next prime is 6740707. The reversal of 6740659 is 9560476.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6740659 - 2³ = 6740651 is a prime.

It is not a weakly prime, because it can be changed into another prime (6740651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3370329 + 3370330.

It is an arithmetic number, because the mean of its divisors is an integer number (3370330).

Almost surely, 2^6740659 is an apocalyptic number.

6740659 is a deficient number, since it is larger than the sum of its proper divisors (1).

6740659 is an equidigital number, since it uses as much as digits as its factorization.

6740659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 6740659 is about 2596.2779127050. The cubic root of 6740659 is about 188.9009400359.

The spelling of 6740659 in words is "six million, seven hundred forty thousand, six hundred fifty-nine".