6740345 has 8 divisors (see below), whose sum is σ = 8514240. Its totient is φ = 5108400.

The previous prime is 6740341. The next prime is 6740351. The reversal of 6740345 is 5430476.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6740345 - 2² = 6740341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6740341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35381 + ... + 35570.

It is an arithmetic number, because the mean of its divisors is an integer number (1064280).

Almost surely, 2^6740345 is an apocalyptic number.

It is an amenable number.

6740345 is a deficient number, since it is larger than the sum of its proper divisors (1773895).

6740345 is a wasteful number, since it uses less digits than its factorization.

6740345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70975.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 6740345 is about 2596.2174408165. The cubic root of 6740345 is about 188.8980068007.

The spelling of 6740345 in words is "six million, seven hundred forty thousand, three hundred forty-five".