2006613 has 20 divisors (see below), whose sum is σ = 3426720. Its totient is φ = 1146312.

The previous prime is 2006611. The next prime is 2006623. The reversal of 2006613 is 3166002.

It is a happy number.

2006613 is a `hidden beast` number, since 2 + 0 + 0 + 661 + 3 = 666.

It is not a de Polignac number, because 2006613 - 2¹ = 2006611 is a prime.

It is a Curzon number.

2006613 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2006611) 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 19 ways as a sum of consecutive naturals, for example, 1203 + ... + 2336.

It is an arithmetic number, because the mean of its divisors is an integer number (171336).

2^2006613 is an apocalyptic number.

It is an amenable number.

2006613 is a deficient number, since it is larger than the sum of its proper divisors (1420107).

2006613 is an equidigital number, since it uses as much as digits as its factorization.

2006613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3558 (or 3549 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2006613 is about 1416.5496814443. The cubic root of 2006613 is about 126.1308165168.

The spelling of 2006613 in words is "two million, six thousand, six hundred thirteen".