223356668 has 6 divisors (see below), whose sum is σ = 390874176. Its totient is φ = 111678332.

The previous prime is 223356649. The next prime is 223356671. The reversal of 223356668 is 866653322.

223356668 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-2 number, since 2×223356668² = 99776402280124448, which contains 22 as substring.

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27919580 + ... + 27919587.

It is an arithmetic number, because the mean of its divisors is an integer number (65145696).

Almost surely, 2^223356668 is an apocalyptic number.

It is an amenable number.

223356668 is a deficient number, since it is larger than the sum of its proper divisors (167517508).

223356668 is a wasteful number, since it uses less digits than its factorization.

223356668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55839171 (or 55839169 counting only the distinct ones).

The product of its digits is 311040, while the sum is 41.

The square root of 223356668 is about 14945.1218797305. The cubic root of 223356668 is about 606.7358276960.

The spelling of 223356668 in words is "two hundred twenty-three million, three hundred fifty-six thousand, six hundred sixty-eight".