2666706 has 16 divisors (see below), whose sum is σ = 6095424. Its totient is φ = 761904.

The previous prime is 2666693. The next prime is 2666717. The reversal of 2666706 is 6076662.

It is a super-2 number, since 2×2666706² = 14222641780872, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31705 + ... + 31788.

It is an arithmetic number, because the mean of its divisors is an integer number (380964).

2^2666706 is an apocalyptic number.

2666706 is an abundant number, since it is smaller than the sum of its proper divisors (3428718).

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

2666706 is a wasteful number, since it uses less digits than its factorization.

2666706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63505.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 2666706 is about 1633.0052051356. The cubic root of 2666706 is about 138.6729366720.

The spelling of 2666706 in words is "two million, six hundred sixty-six thousand, seven hundred six".