2606066 has 8 divisors (see below), whose sum is σ = 4139100. Its totient is φ = 1226368.

The previous prime is 2606053. The next prime is 2606069. The reversal of 2606066 is 6606062.

It can be written as a sum of positive squares in 2 ways, for example, as 2163841 + 442225 = 1471^2 + 665^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2606069) 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, 38291 + ... + 38358.

2^2606066 is an apocalyptic number.

2606066 is a deficient number, since it is larger than the sum of its proper divisors (1533034).

2606066 is a wasteful number, since it uses less digits than its factorization.

2606066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76668.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 2606066 is about 1614.3314405660. The cubic root of 2606066 is about 137.6137416982.

The spelling of 2606066 in words is "two million, six hundred six thousand, sixty-six".