222413320 has 32 divisors (see below), whose sum is σ = 508639320. Its totient is φ = 87505920.

The previous prime is 222413311. The next prime is 222413333. The reversal of 222413320 is 23314222.

It can be written as a sum of positive squares in 4 ways, for example, as 52736644 + 169676676 = 7262^2 + 13026^2 .

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, 43137 + ... + 48016.

Almost surely, 2^222413320 is an apocalyptic number.

222413320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222413320 is an abundant number, since it is smaller than the sum of its proper divisors (286226000).

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

222413320 is a wasteful number, since it uses less digits than its factorization.

222413320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91225 (or 91221 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 222413320 is about 14913.5280869417. The cubic root of 222413320 is about 605.8804383861.

Adding to 222413320 its reverse (23314222), we get a palindrome (245727542).

The spelling of 222413320 in words is "two hundred twenty-two million, four hundred thirteen thousand, three hundred twenty".