2117488 has 20 divisors (see below), whose sum is σ = 4151520. Its totient is φ = 1046144.

The previous prime is 2117477. The next prime is 2117497. The reversal of 2117488 is 8847112.

It is a congruent 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, 681 + ... + 2167.

It is an arithmetic number, because the mean of its divisors is an integer number (207576).

2^2117488 is an apocalyptic number.

It is an amenable number.

2117488 is a deficient number, since it is larger than the sum of its proper divisors (2034032).

2117488 is a wasteful number, since it uses less digits than its factorization.

2117488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1584 (or 1578 counting only the distinct ones).

The product of its digits is 3584, while the sum is 31.

The square root of 2117488 is about 1455.1590978309. The cubic root of 2117488 is about 128.4124068070.

The spelling of 2117488 in words is "two million, one hundred seventeen thousand, four hundred eighty-eight".