262216 has 16 divisors (see below), whose sum is σ = 499500. Its totient is φ = 129024.

The previous prime is 262193. The next prime is 262217. The reversal of 262216 is 612262.

262216 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 260100 + 2116 = 510^2 + 46^2 .

It is a junction number, because it is equal to n+sod(n) for n = 262193 and 262202.

It is not an unprimeable number, because it can be changed into a prime (262217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (3) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 360 + ... + 808.

2²⁶²²¹⁶ is an apocalyptic number.

It is an amenable number.

262216 is a deficient number, since it is larger than the sum of its proper divisors (237284).

262216 is a wasteful number, since it uses less digits than its factorization.

262216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528 (or 524 counting only the distinct ones).

The product of its digits is 288, while the sum is 19.

The square root of 262216 is about 512.0703076727. The cubic root of 262216 is about 64.0058588386.

Adding to 262216 its reverse (612262), we get a palindrome (874478).

The spelling of 262216 in words is "two hundred sixty-two thousand, two hundred sixteen".