2606706 has 12 divisors (see below), whose sum is σ = 5647902. Its totient is φ = 868896.

The previous prime is 2606693. The next prime is 2606717. The reversal of 2606706 is 6076062.

It can be written as a sum of positive squares in only one way, i.e., 2030625 + 576081 = 1425^2 + 759^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2606706.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72391 + ... + 72426.

2^2606706 is an apocalyptic number.

2606706 is an abundant number, since it is smaller than the sum of its proper divisors (3041196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2606706 is a wasteful number, since it uses less digits than its factorization.

2606706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144825 (or 144822 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 2606706 is about 1614.5296528711. The cubic root of 2606706 is about 137.6250058777.

The spelling of 2606706 in words is "two million, six hundred six thousand, seven hundred six".