222616 has 8 divisors (see below), whose sum is σ = 417420. Its totient is φ = 111304.

The previous prime is 222613. The next prime is 222619. The reversal of 222616 is 616222.

222616 is nontrivially palindromic in base 6.

222616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (222613) and next prime (222619).

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

It is a super-3 number, since 3×222616³ = 33097133350322688, which contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222593 and 222602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13906 + ... + 13921.

2²²²⁶¹⁶ is an apocalyptic number.

It is an amenable number.

222616 is a deficient number, since it is larger than the sum of its proper divisors (194804).

222616 is a wasteful number, since it uses less digits than its factorization.

222616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27833 (or 27829 counting only the distinct ones).

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

The square root of 222616 is about 471.8220003349. The cubic root of 222616 is about 60.6064424016.

Adding to 222616 its reverse (616222), we get a palindrome (838838).

It can be divided in two parts, 222 and 616, that added together give a palindrome (838).

The spelling of 222616 in words is "two hundred twenty-two thousand, six hundred sixteen".