6745447 has 8 divisors (see below), whose sum is σ = 7166016. Its totient is φ = 6327552.

The previous prime is 6745439. The next prime is 6745451. The reversal of 6745447 is 7445476.

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

It is a cyclic number.

It is not a de Polignac number, because 6745447 - 2³ = 6745439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6745457) 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, 7443 + ... + 8299.

It is an arithmetic number, because the mean of its divisors is an integer number (895752).

Almost surely, 2^6745447 is an apocalyptic number.

6745447 is a deficient number, since it is larger than the sum of its proper divisors (420569).

6745447 is a wasteful number, since it uses less digits than its factorization.

6745447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337.

The product of its digits is 94080, while the sum is 37.

The square root of 6745447 is about 2597.1998382874. The cubic root of 6745447 is about 188.9456559228.

The spelling of 6745447 in words is "six million, seven hundred forty-five thousand, four hundred forty-seven".