6747743 has 4 divisors (see below), whose sum is σ = 6891360. Its totient is φ = 6604128.

The previous prime is 6747733. The next prime is 6747761. The reversal of 6747743 is 3477476.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6747743 - 2¹⁸ = 6485599 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6747697 and 6747706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6747733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71738 + ... + 71831.

It is an arithmetic number, because the mean of its divisors is an integer number (1722840).

Almost surely, 2^6747743 is an apocalyptic number.

6747743 is a deficient number, since it is larger than the sum of its proper divisors (143617).

6747743 is a wasteful number, since it uses less digits than its factorization.

6747743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143616.

The product of its digits is 98784, while the sum is 38.

The square root of 6747743 is about 2597.6418151855. The cubic root of 6747743 is about 188.9670911227.

The spelling of 6747743 in words is "six million, seven hundred forty-seven thousand, seven hundred forty-three".