6745918 has 8 divisors (see below), whose sum is σ = 10181448. Its totient is φ = 3352104.

The previous prime is 6745913. The next prime is 6745919. The reversal of 6745918 is 8195476.

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

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, 10021 + ... + 10672.

It is an arithmetic number, because the mean of its divisors is an integer number (1272681).

Almost surely, 2^6745918 is an apocalyptic number.

6745918 is a deficient number, since it is larger than the sum of its proper divisors (3435530).

6745918 is a wasteful number, since it uses less digits than its factorization.

6745918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20858.

The product of its digits is 60480, while the sum is 40.

The square root of 6745918 is about 2597.2905112829. The cubic root of 6745918 is about 188.9500535227.

The spelling of 6745918 in words is "six million, seven hundred forty-five thousand, nine hundred eighteen".