6506004 has 12 divisors (see below), whose sum is σ = 15180704. Its totient is φ = 2168664.

The previous prime is 6505997. The next prime is 6506023. The reversal of 6506004 is 4006056.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent 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, 271072 + ... + 271095.

Almost surely, 2^6506004 is an apocalyptic number.

It is an amenable number.

6506004 is an abundant number, since it is smaller than the sum of its proper divisors (8674700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6506004 is a wasteful number, since it uses less digits than its factorization.

6506004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542174 (or 542172 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 6506004 is about 2550.6869662897. The cubic root of 6506004 is about 186.6830016884.

The spelling of 6506004 in words is "six million, five hundred six thousand, four".