217132 has 12 divisors (see below), whose sum is σ = 400120. Its totient is φ = 102816.

The previous prime is 217121. The next prime is 217157. The reversal of 217132 is 231712.

It is a happy number.

217132 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

217132 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 3 ways as a sum of consecutive naturals, for example, 1353 + ... + 1504.

2²¹⁷¹³² is an apocalyptic number.

It is an amenable number.

217132 is a deficient number, since it is larger than the sum of its proper divisors (182988).

217132 is a wasteful number, since it uses less digits than its factorization.

217132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2880 (or 2878 counting only the distinct ones).

The product of its digits is 84, while the sum is 16.

The square root of 217132 is about 465.9742482155. The cubic root of 217132 is about 60.1046322436.

Adding to 217132 its reverse (231712), we get a palindrome (448844).

The spelling of 217132 in words is "two hundred seventeen thousand, one hundred thirty-two".