32655216 has 80 divisors (see below), whose sum is σ = 96065280. Its totient is φ = 9461760.

The previous prime is 32655211. The next prime is 32655251. The reversal of 32655216 is 61255623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32655211) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 10800 + ... + 13488.

It is an arithmetic number, because the mean of its divisors is an integer number (1200816).

Almost surely, 2^32655216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32655216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48032640).

32655216 is an abundant number, since it is smaller than the sum of its proper divisors (63410064).

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

32655216 is a wasteful number, since it uses less digits than its factorization.

32655216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2734 (or 2728 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 32655216 is about 5714.4742540325. The cubic root of 32655216 is about 319.6324425623.

The spelling of 32655216 in words is "thirty-two million, six hundred fifty-five thousand, two hundred sixteen".