2066613 has 4 divisors (see below), whose sum is σ = 2755488. Its totient is φ = 1377740.

The previous prime is 2066609. The next prime is 2066641. The reversal of 2066613 is 3166602.

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 2066613 - 2² = 2066609 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 344433 + ... + 344438.

It is an arithmetic number, because the mean of its divisors is an integer number (688872).

2^2066613 is an apocalyptic number.

It is an amenable number.

2066613 is a deficient number, since it is larger than the sum of its proper divisors (688875).

2066613 is an equidigital number, since it uses as much as digits as its factorization.

2066613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688874.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 2066613 is about 1437.5719112448. The cubic root of 2066613 is about 127.3756419139.

The spelling of 2066613 in words is "two million, sixty-six thousand, six hundred thirteen".