10216 has 8 divisors (see below), whose sum is σ = 19170. Its totient is φ = 5104.

The previous prime is 10211. The next prime is 10223. The reversal of 10216 is 61201.

It can be written as a sum of positive squares in only one way, i.e., 8100 + 2116 = 90^2 + 46^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (10211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 631 + ... + 646.

2¹⁰²¹⁶ is an apocalyptic number.

It is an amenable number.

10216 is a deficient number, since it is larger than the sum of its proper divisors (8954).

10216 is a wasteful number, since it uses less digits than its factorization.

10216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283 (or 1279 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 10216 is about 101.0742301479. The cubic root of 10216 is about 21.6983625514.

Adding to 10216 its reverse (61201), we get a palindrome (71417).

The spelling of 10216 in words is "ten thousand, two hundred sixteen".