6506001 has 20 divisors (see below), whose sum is σ = 10036224. Its totient is φ = 4195800.

The previous prime is 6505997. The next prime is 6506023. The reversal of 6506001 is 1006056.

6506001 is a `hidden beast` number, since 65 + 0 + 600 + 1 = 666.

It is not a de Polignac number, because 6506001 - 2² = 6505997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6506051) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1216 + ... + 3806.

Almost surely, 2^6506001 is an apocalyptic number.

It is an amenable number.

6506001 is a deficient number, since it is larger than the sum of its proper divisors (3530223).

6506001 is a wasteful number, since it uses less digits than its factorization.

6506001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2634 (or 2625 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 6506001 is about 2550.6863782127. The cubic root of 6506001 is about 186.6829729944.

Subtracting from 6506001 its reverse (1006056), we obtain a palindrome (5499945).

The spelling of 6506001 in words is "six million, five hundred six thousand, one".