223416664 has 16 divisors (see below), whose sum is σ = 437119920. Its totient is φ = 106851360.

The previous prime is 223416643. The next prime is 223416671. The reversal of 223416664 is 466614322.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606927 + ... + 607294.

It is an arithmetic number, because the mean of its divisors is an integer number (27319995).

Almost surely, 2^223416664 is an apocalyptic number.

It is an amenable number.

223416664 is a deficient number, since it is larger than the sum of its proper divisors (213703256).

223416664 is a wasteful number, since it uses less digits than its factorization.

223416664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1214250 (or 1214246 counting only the distinct ones).

The product of its digits is 41472, while the sum is 34.

The square root of 223416664 is about 14947.1289550870. The cubic root of 223416664 is about 606.7901480860.

The spelling of 223416664 in words is "two hundred twenty-three million, four hundred sixteen thousand, six hundred sixty-four".