6546609 has 8 divisors (see below), whose sum is σ = 9698720. Its totient is φ = 4364388.

The previous prime is 6546607. The next prime is 6546643. The reversal of 6546609 is 9066456.

It is a happy number.

6546609 is a `hidden beast` number, since 6 + 5 + 46 + 609 = 666.

6546609 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6546609 - 2¹ = 6546607 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6546607) 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, 121207 + ... + 121260.

It is an arithmetic number, because the mean of its divisors is an integer number (1212340).

Almost surely, 2^6546609 is an apocalyptic number.

It is an amenable number.

6546609 is a deficient number, since it is larger than the sum of its proper divisors (3152111).

6546609 is a wasteful number, since it uses less digits than its factorization.

6546609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242476 (or 242470 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 6546609 is about 2558.6342059779. The cubic root of 6546609 is about 187.0705692266.

The spelling of 6546609 in words is "six million, five hundred forty-six thousand, six hundred nine".