6705505 has 4 divisors (see below), whose sum is σ = 8046612. Its totient is φ = 5364400.

The previous prime is 6705481. The next prime is 6705511. The reversal of 6705505 is 5055076.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1140624 + 5564881 = 1068^2 + 2359^2 .

It is not a de Polignac number, because 6705505 - 2¹⁷ = 6574433 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 670546 + ... + 670555.

It is an arithmetic number, because the mean of its divisors is an integer number (2011653).

Almost surely, 2^6705505 is an apocalyptic number.

It is an amenable number.

6705505 is a deficient number, since it is larger than the sum of its proper divisors (1341107).

6705505 is a wasteful number, since it uses less digits than its factorization.

6705505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1341106.

The product of its (nonzero) digits is 5250, while the sum is 28.

The square root of 6705505 is about 2589.4989862906. The cubic root of 6705505 is about 188.5719810371.

The spelling of 6705505 in words is "six million, seven hundred five thousand, five hundred five".