6738717 has 4 divisors (see below), whose sum is σ = 8984960. Its totient is φ = 4492476.

The previous prime is 6738689. The next prime is 6738727. The reversal of 6738717 is 7178376.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6738717 - 2⁸ = 6738461 is a prime.

It is a D-number.

It is a Duffinian number.

6738717 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6738727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1123117 + ... + 1123122.

It is an arithmetic number, because the mean of its divisors is an integer number (2246240).

Almost surely, 2^6738717 is an apocalyptic number.

It is an amenable number.

6738717 is a deficient number, since it is larger than the sum of its proper divisors (2246243).

6738717 is a wasteful number, since it uses less digits than its factorization.

6738717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2246242.

The product of its digits is 49392, while the sum is 39.

The square root of 6738717 is about 2595.9038888218. The cubic root of 6738717 is about 188.8827973558.

The spelling of 6738717 in words is "six million, seven hundred thirty-eight thousand, seven hundred seventeen".