6609613 has 4 divisors (see below), whose sum is σ = 6673888. Its totient is φ = 6545340.

The previous prime is 6609607. The next prime is 6609649. The reversal of 6609613 is 3169066.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6609613 - 2⁹ = 6609101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6609313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31983 + ... + 32188.

It is an arithmetic number, because the mean of its divisors is an integer number (1668472).

Almost surely, 2^6609613 is an apocalyptic number.

It is an amenable number.

6609613 is a deficient number, since it is larger than the sum of its proper divisors (64275).

6609613 is a wasteful number, since it uses less digits than its factorization.

6609613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64274.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 6609613 is about 2570.9167625577. The cubic root of 6609613 is about 187.6687713003.

The spelling of 6609613 in words is "six million, six hundred nine thousand, six hundred thirteen".