222320422 has 8 divisors (see below), whose sum is σ = 333779400. Its totient is φ = 111060624.

The previous prime is 222320419. The next prime is 222320473. The reversal of 222320422 is 224023222.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 222320422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46972 + ... + 51487.

It is an arithmetic number, because the mean of its divisors is an integer number (41722425).

Almost surely, 2^222320422 is an apocalyptic number.

222320422 is a deficient number, since it is larger than the sum of its proper divisors (111458978).

222320422 is a wasteful number, since it uses less digits than its factorization.

222320422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99590.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 222320422 is about 14910.4132068833. The cubic root of 222320422 is about 605.7960715577.

Adding to 222320422 its reverse (224023222), we get a palindrome (446343644).

The spelling of 222320422 in words is "two hundred twenty-two million, three hundred twenty thousand, four hundred twenty-two".