6609534 has 16 divisors (see below), whose sum is σ = 13443840. Its totient is φ = 2165720.

The previous prime is 6609523. The next prime is 6609553. The reversal of 6609534 is 4359066.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6609495 and 6609504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8982 + ... + 9689.

It is an arithmetic number, because the mean of its divisors is an integer number (840240).

Almost surely, 2^6609534 is an apocalyptic number.

6609534 is an abundant number, since it is smaller than the sum of its proper divisors (6834306).

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

6609534 is a wasteful number, since it uses less digits than its factorization.

6609534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18735.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 6609534 is about 2570.9013983426. The cubic root of 6609534 is about 187.6680236069.

The spelling of 6609534 in words is "six million, six hundred nine thousand, five hundred thirty-four".