2106706 has 32 divisors (see below), whose sum is σ = 3830400. Its totient is φ = 867888.

The previous prime is 2106679. The next prime is 2106733. The reversal of 2106706 is 6076012.

It is an interprime number because it is at equal distance from previous prime (2106679) and next prime (2106733).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25341 + ... + 25423.

It is an arithmetic number, because the mean of its divisors is an integer number (119700).

2^2106706 is an apocalyptic number.

2106706 is a deficient number, since it is larger than the sum of its proper divisors (1723694).

2106706 is an equidigital number, since it uses as much as digits as its factorization.

2106706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143 (or 129 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 2106706 is about 1451.4496202073. The cubic root of 2106706 is about 128.1940821984.

The spelling of 2106706 in words is "two million, one hundred six thousand, seven hundred six".