6740165 has 4 divisors (see below), whose sum is σ = 8088204. Its totient is φ = 5392128.

The previous prime is 6740147. The next prime is 6740171. The reversal of 6740165 is 5610476.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3118756 + 3621409 = 1766^2 + 1903^2 .

It is a cyclic number.

It is not a de Polignac number, because 6740165 - 2¹² = 6736069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 674012 + ... + 674021.

It is an arithmetic number, because the mean of its divisors is an integer number (2022051).

Almost surely, 2^6740165 is an apocalyptic number.

It is an amenable number.

6740165 is a deficient number, since it is larger than the sum of its proper divisors (1348039).

6740165 is a wasteful number, since it uses less digits than its factorization.

6740165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348038.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 6740165 is about 2596.1827747676. The cubic root of 6740165 is about 188.8963252871.

The spelling of 6740165 in words is "six million, seven hundred forty thousand, one hundred sixty-five".