6745917 has 4 divisors (see below), whose sum is σ = 8994560. Its totient is φ = 4497276.

The previous prime is 6745913. The next prime is 6745919. The reversal of 6745917 is 7195476.

6745917 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 6745917 - 2² = 6745913 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6745913) 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, 1124317 + ... + 1124322.

It is an arithmetic number, because the mean of its divisors is an integer number (2248640).

Almost surely, 2^6745917 is an apocalyptic number.

It is an amenable number.

6745917 is a deficient number, since it is larger than the sum of its proper divisors (2248643).

6745917 is a wasteful number, since it uses less digits than its factorization.

6745917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2248642.

The product of its digits is 52920, while the sum is 39.

The square root of 6745917 is about 2597.2903187745. The cubic root of 6745917 is about 188.9500441862.

It can be divided in two parts, 67459 and 17, that added together give a palindrome (67476).

The spelling of 6745917 in words is "six million, seven hundred forty-five thousand, nine hundred seventeen".