223264568 has 8 divisors (see below), whose sum is σ = 418621080. Its totient is φ = 111632280.

The previous prime is 223264543. The next prime is 223264577. The reversal of 223264568 is 865462322.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×223264568³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13954028 + ... + 13954043.

It is an arithmetic number, because the mean of its divisors is an integer number (52327635).

Almost surely, 2^223264568 is an apocalyptic number.

It is an amenable number.

223264568 is a deficient number, since it is larger than the sum of its proper divisors (195356512).

223264568 is a wasteful number, since it uses less digits than its factorization.

223264568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27908077 (or 27908073 counting only the distinct ones).

The product of its digits is 138240, while the sum is 38.

The square root of 223264568 is about 14942.0402890636. The cubic root of 223264568 is about 606.6524214074.

The spelling of 223264568 in words is "two hundred twenty-three million, two hundred sixty-four thousand, five hundred sixty-eight".