6601617 has 12 divisors (see below), whose sum is σ = 10402704. Its totient is φ = 4000920.

The previous prime is 6601601. The next prime is 6601631. The reversal of 6601617 is 7161066.

It is not a de Polignac number, because 6601617 - 2⁴ = 6601601 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (6601717) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33243 + ... + 33440.

It is an arithmetic number, because the mean of its divisors is an integer number (866892).

Almost surely, 2^6601617 is an apocalyptic number.

It is an amenable number.

6601617 is a deficient number, since it is larger than the sum of its proper divisors (3801087).

6601617 is a wasteful number, since it uses less digits than its factorization.

6601617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66700 (or 66697 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 6601617 is about 2569.3612046577. The cubic root of 6601617 is about 187.5930631350.

The spelling of 6601617 in words is "six million, six hundred one thousand, six hundred seventeen".