2116444 has 24 divisors (see below), whose sum is σ = 4088448. Its totient is φ = 950640.

The previous prime is 2116441. The next prime is 2116447. The reversal of 2116444 is 4446112.

It is an interprime number because it is at equal distance from previous prime (2116441) and next prime (2116447).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4299 + ... + 4765.

It is an arithmetic number, because the mean of its divisors is an integer number (170352).

2^2116444 is an apocalyptic number.

It is an amenable number.

2116444 is a deficient number, since it is larger than the sum of its proper divisors (1972004).

2116444 is a wasteful number, since it uses less digits than its factorization.

2116444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585 (or 583 counting only the distinct ones).

The product of its digits is 768, while the sum is 22.

The square root of 2116444 is about 1454.8003299422. The cubic root of 2116444 is about 128.3912993137.

The spelling of 2116444 in words is "two million, one hundred sixteen thousand, four hundred forty-four".