6744009 has 8 divisors (see below), whose sum is σ = 9005920. Its totient is φ = 4489056.

The previous prime is 6744007. The next prime is 6744013. The reversal of 6744009 is 9004476.

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

It is not a de Polignac number, because 6744009 - 2¹ = 6744007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6744007) 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, 1269 + ... + 3885.

It is an arithmetic number, because the mean of its divisors is an integer number (1125740).

Almost surely, 2^6744009 is an apocalyptic number.

It is an amenable number.

6744009 is a deficient number, since it is larger than the sum of its proper divisors (2261911).

6744009 is a wasteful number, since it uses less digits than its factorization.

6744009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3479.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 6744009 is about 2596.9229869213. The cubic root of 6744009 is about 188.9322284379.

The spelling of 6744009 in words is "six million, seven hundred forty-four thousand, nine".