2164706 has 8 divisors (see below), whose sum is σ = 3322704. Its totient is φ = 1057140.

The previous prime is 2164681. The next prime is 2164739. The reversal of 2164706 is 6074612.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12500 + ... + 12671.

It is an arithmetic number, because the mean of its divisors is an integer number (415338).

2^2164706 is an apocalyptic number.

2164706 is a deficient number, since it is larger than the sum of its proper divisors (1157998).

2164706 is a wasteful number, since it uses less digits than its factorization.

2164706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25216.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 2164706 is about 1471.2939882974. The cubic root of 2164706 is about 129.3598908040.

The spelling of 2164706 in words is "two million, one hundred sixty-four thousand, seven hundred six".