2116582 has 16 divisors (see below), whose sum is σ = 3451392. Its totient is φ = 967680.

The previous prime is 2116579. The next prime is 2116591. The reversal of 2116582 is 2856112.

It is a congruent number.

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, 2982 + ... + 3622.

It is an arithmetic number, because the mean of its divisors is an integer number (215712).

2^2116582 is an apocalyptic number.

2116582 is a deficient number, since it is larger than the sum of its proper divisors (1334810).

2116582 is a wasteful number, since it uses less digits than its factorization.

2116582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783.

The product of its digits is 960, while the sum is 25.

The square root of 2116582 is about 1454.8477583582. The cubic root of 2116582 is about 128.3940897827.

The spelling of 2116582 in words is "two million, one hundred sixteen thousand, five hundred eighty-two".