6745155 has 8 divisors (see below), whose sum is σ = 10792272. Its totient is φ = 3597408.

The previous prime is 6745147. The next prime is 6745159. The reversal of 6745155 is 5515476.

6745155 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 6745155 - 2³ = 6745147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6745159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224824 + ... + 224853.

It is an arithmetic number, because the mean of its divisors is an integer number (1349034).

Almost surely, 2^6745155 is an apocalyptic number.

6745155 is a deficient number, since it is larger than the sum of its proper divisors (4047117).

6745155 is a wasteful number, since it uses less digits than its factorization.

6745155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449685.

The product of its digits is 21000, while the sum is 33.

The square root of 6745155 is about 2597.1436232908. The cubic root of 6745155 is about 188.9429294947.

The spelling of 6745155 in words is "six million, seven hundred forty-five thousand, one hundred fifty-five".