6743387 has 4 divisors (see below), whose sum is σ = 7706736. Its totient is φ = 5780040.

The previous prime is 6743381. The next prime is 6743431. The reversal of 6743387 is 7833476.

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

It is not a de Polignac number, because 6743387 - 2⁴ = 6743371 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6743387.

It is not an unprimeable number, because it can be changed into a prime (6743381) 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, 481664 + ... + 481677.

It is an arithmetic number, because the mean of its divisors is an integer number (1926684).

Almost surely, 2^6743387 is an apocalyptic number.

6743387 is a deficient number, since it is larger than the sum of its proper divisors (963349).

6743387 is an equidigital number, since it uses as much as digits as its factorization.

6743387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 963348.

The product of its digits is 84672, while the sum is 38.

The square root of 6743387 is about 2596.8032270467. The cubic root of 6743387 is about 188.9264198524.

The spelling of 6743387 in words is "six million, seven hundred forty-three thousand, three hundred eighty-seven".