223205422 has 16 divisors (see below), whose sum is σ = 366170544. Its totient is φ = 101200000.

The previous prime is 223205413. The next prime is 223205441. The reversal of 223205422 is 224502322.

It is a happy number.

It is a super-3 number, since 3×223205422³ (a number of 26 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 223205393 and 223205402.

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, 3829 + ... + 21472.

It is an arithmetic number, because the mean of its divisors is an integer number (22885659).

Almost surely, 2^223205422 is an apocalyptic number.

223205422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

223205422 is a deficient number, since it is larger than the sum of its proper divisors (142965122).

223205422 is a wasteful number, since it uses less digits than its factorization.

223205422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25715.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 223205422 is about 14940.0609771179. The cubic root of 223205422 is about 606.5988463546.

Adding to 223205422 its reverse (224502322), we get a palindrome (447707744).

The spelling of 223205422 in words is "two hundred twenty-three million, two hundred five thousand, four hundred twenty-two".