6747243 has 8 divisors (see below), whose sum is σ = 9286656. Its totient is φ = 4353000.

The previous prime is 6747241. The next prime is 6747253. The reversal of 6747243 is 3427476.

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

It is not a de Polignac number, because 6747243 - 2¹ = 6747241 is a prime.

6747243 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6747241) 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, 36183 + ... + 36368.

It is an arithmetic number, because the mean of its divisors is an integer number (1160832).

Almost surely, 2^6747243 is an apocalyptic number.

6747243 is a deficient number, since it is larger than the sum of its proper divisors (2539413).

6747243 is a wasteful number, since it uses less digits than its factorization.

6747243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72585.

The product of its digits is 28224, while the sum is 33.

The square root of 6747243 is about 2597.5455722662. The cubic root of 6747243 is about 188.9624235926.

The spelling of 6747243 in words is "six million, seven hundred forty-seven thousand, two hundred forty-three".