222442422 has 16 divisors (see below), whose sum is σ = 459236352. Its totient is φ = 71755560.

The previous prime is 222442393. The next prime is 222442447. The reversal of 222442422 is 224244222.

222442422 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×222442422² = 98961262210452168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222442392 and 222442401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 597778 + ... + 598149.

It is an arithmetic number, because the mean of its divisors is an integer number (28702272).

Almost surely, 2^222442422 is an apocalyptic number.

222442422 is an abundant number, since it is smaller than the sum of its proper divisors (236793930).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222442422 is a wasteful number, since it uses less digits than its factorization.

222442422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1195963.

The product of its digits is 4096, while the sum is 24.

The square root of 222442422 is about 14914.5037463537. The cubic root of 222442422 is about 605.9068630078.

Adding to 222442422 its reverse (224244222), we get a palindrome (446686644).

The spelling of 222442422 in words is "two hundred twenty-two million, four hundred forty-two thousand, four hundred twenty-two".