6506005 has 16 divisors (see below), whose sum is σ = 8812800. Its totient is φ = 4567360.

The previous prime is 6505997. The next prime is 6506023. The reversal of 6506005 is 5006056.

It is not a de Polignac number, because 6506005 - 2³ = 6505997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 445 + ... + 3634.

It is an arithmetic number, because the mean of its divisors is an integer number (550800).

Almost surely, 2^6506005 is an apocalyptic number.

It is an amenable number.

6506005 is a deficient number, since it is larger than the sum of its proper divisors (2306795).

6506005 is a wasteful number, since it uses less digits than its factorization.

6506005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4124.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 6506005 is about 2550.6871623153. The cubic root of 6506005 is about 186.6830112531.

The spelling of 6506005 in words is "six million, five hundred six thousand, five".