6740168 has 8 divisors (see below), whose sum is σ = 12637830. Its totient is φ = 3370080.

The previous prime is 6740147. The next prime is 6740171. The reversal of 6740168 is 8610476.

It can be written as a sum of positive squares in only one way, i.e., 5207524 + 1532644 = 2282^2 + 1238^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 421253 + ... + 421268.

Almost surely, 2^6740168 is an apocalyptic number.

It is an amenable number.

6740168 is a deficient number, since it is larger than the sum of its proper divisors (5897662).

6740168 is a wasteful number, since it uses less digits than its factorization.

6740168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842527 (or 842523 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 6740168 is about 2596.1833525389. The cubic root of 6740168 is about 188.8963533126.

The spelling of 6740168 in words is "six million, seven hundred forty thousand, one hundred sixty-eight".