6573609 has 16 divisors (see below), whose sum is σ = 11130240. Its totient is φ = 3756240.

The previous prime is 6573583. The next prime is 6573617. The reversal of 6573609 is 9063756.

It is a happy number.

It is not a de Polignac number, because 6573609 - 2¹⁵ = 6540841 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6573659) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17202 + ... + 17579.

It is an arithmetic number, because the mean of its divisors is an integer number (695640).

Almost surely, 2^6573609 is an apocalyptic number.

It is an amenable number.

6573609 is a deficient number, since it is larger than the sum of its proper divisors (4556631).

6573609 is a wasteful number, since it uses less digits than its factorization.

6573609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34797 (or 34791 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The square root of 6573609 is about 2563.9050294424. The cubic root of 6573609 is about 187.3273931521.

The spelling of 6573609 in words is "six million, five hundred seventy-three thousand, six hundred nine".