6740368 has 10 divisors (see below), whose sum is σ = 13059494. Its totient is φ = 3370176.

The previous prime is 6740351. The next prime is 6740369. The reversal of 6740368 is 8630476.

It can be written as a sum of positive squares in only one way, i.e., 6718464 + 21904 = 2592^2 + 148^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (6740369) by changing a digit.

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, 210621 + ... + 210652.

Almost surely, 2^6740368 is an apocalyptic number.

It is an amenable number.

6740368 is a deficient number, since it is larger than the sum of its proper divisors (6319126).

6740368 is a wasteful number, since it uses less digits than its factorization.

6740368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421281 (or 421275 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 6740368 is about 2596.2218703339. The cubic root of 6740368 is about 188.8982216586.

Subtracting from 6740368 its product of nonzero digits (24192), we obtain a palindrome (6716176).

The spelling of 6740368 in words is "six million, seven hundred forty thousand, three hundred sixty-eight".