2116684 has 12 divisors (see below), whose sum is σ = 3767400. Its totient is φ = 1040288.

The previous prime is 2116679. The next prime is 2116691. The reversal of 2116684 is 4866112.

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 3 ways as a sum of consecutive naturals, for example, 4249 + ... + 4720.

It is an arithmetic number, because the mean of its divisors is an integer number (313950).

2^2116684 is an apocalyptic number.

It is an amenable number.

2116684 is a deficient number, since it is larger than the sum of its proper divisors (1650716).

2116684 is a wasteful number, since it uses less digits than its factorization.

2116684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9032 (or 9030 counting only the distinct ones).

The product of its digits is 2304, while the sum is 28.

The square root of 2116684 is about 1454.8828131503. The cubic root of 2116684 is about 128.3961522253.

The spelling of 2116684 in words is "two million, one hundred sixteen thousand, six hundred eighty-four".