223304212 has 12 divisors (see below), whose sum is σ = 392829696. Its totient is φ = 111067160.

The previous prime is 223304177. The next prime is 223304239. The reversal of 223304212 is 212403322.

223304212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×223304212⁴ (a number of 34 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 223304212.

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, 145378 + ... + 146905.

It is an arithmetic number, because the mean of its divisors is an integer number (32735808).

Almost surely, 2^223304212 is an apocalyptic number.

It is an amenable number.

223304212 is a deficient number, since it is larger than the sum of its proper divisors (169525484).

223304212 is a wasteful number, since it uses less digits than its factorization.

223304212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292478 (or 292476 counting only the distinct ones).

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

The square root of 223304212 is about 14943.3668227746. The cubic root of 223304212 is about 606.6883260525.

Adding to 223304212 its reverse (212403322), we get a palindrome (435707534).

The spelling of 223304212 in words is "two hundred twenty-three million, three hundred four thousand, two hundred twelve".