2117752 has 32 divisors (see below), whose sum is σ = 4888800. Its totient is φ = 837504.

The previous prime is 2117747. The next prime is 2117777. The reversal of 2117752 is 2577112.

It is a happy number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 727 + ... + 2182.

It is an arithmetic number, because the mean of its divisors is an integer number (152775).

2^2117752 is an apocalyptic number.

2117752 is the 728-th decagonal number.

It is an amenable number.

2117752 is an abundant number, since it is smaller than the sum of its proper divisors (2771048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2117752 is a wasteful number, since it uses less digits than its factorization.

2117752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2935 (or 2931 counting only the distinct ones).

The product of its digits is 980, while the sum is 25.

The square root of 2117752 is about 1455.2498067342. The cubic root of 2117752 is about 128.4177432350.

The spelling of 2117752 in words is "two million, one hundred seventeen thousand, seven hundred fifty-two".