222516169 has 8 divisors (see below), whose sum is σ = 224228160. Its totient is φ = 220810800.

The previous prime is 222516149. The next prime is 222516181. The reversal of 222516169 is 961615222.

It is a happy number.

222516169 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222516169 is a prime.

It is a super-2 number, since 2×222516169² = 99026890932873122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222516149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80724 + ... + 83434.

It is an arithmetic number, because the mean of its divisors is an integer number (28028520).

Almost surely, 2^222516169 is an apocalyptic number.

It is an amenable number.

222516169 is a deficient number, since it is larger than the sum of its proper divisors (1711991).

222516169 is a wasteful number, since it uses less digits than its factorization.

222516169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3311.

The product of its digits is 12960, while the sum is 34.

The square root of 222516169 is about 14916.9758664416. The cubic root of 222516169 is about 605.9738149796.

The spelling of 222516169 in words is "two hundred twenty-two million, five hundred sixteen thousand, one hundred sixty-nine".