2117224 has 16 divisors (see below), whose sum is σ = 3985920. Its totient is φ = 1054320.

The previous prime is 2117179. The next prime is 2117233. The reversal of 2117224 is 4227112.

It is a happy number.

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, 2719 + ... + 3409.

It is an arithmetic number, because the mean of its divisors is an integer number (249120).

2^2117224 is an apocalyptic number.

It is an amenable number.

2117224 is a deficient number, since it is larger than the sum of its proper divisors (1868696).

2117224 is a wasteful number, since it uses less digits than its factorization.

2117224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080 (or 1076 counting only the distinct ones).

The product of its digits is 224, while the sum is 19.

The square root of 2117224 is about 1455.0683832728. The cubic root of 2117224 is about 128.4070699355.

The spelling of 2117224 in words is "two million, one hundred seventeen thousand, two hundred twenty-four".