32217116 has 12 divisors (see below), whose sum is σ = 56676480. Its totient is φ = 16023840.

The previous prime is 32217083. The next prime is 32217161. The reversal of 32217116 is 61171223.

It is a junction number, because it is equal to n+sod(n) for n = 32217091 and 32217100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20321 + ... + 21848.

It is an arithmetic number, because the mean of its divisors is an integer number (4723040).

Almost surely, 2^32217116 is an apocalyptic number.

It is an amenable number.

32217116 is a deficient number, since it is larger than the sum of its proper divisors (24459364).

32217116 is a wasteful number, since it uses less digits than its factorization.

32217116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42364 (or 42362 counting only the distinct ones).

The product of its digits is 504, while the sum is 23.

The square root of 32217116 is about 5676.0123326152. The cubic root of 32217116 is about 318.1966137733.

Adding to 32217116 its reverse (61171223), we get a palindrome (93388339).

The spelling of 32217116 in words is "thirty-two million, two hundred seventeen thousand, one hundred sixteen".