223705564 has 12 divisors (see below), whose sum is σ = 396440800. Its totient is φ = 110436768.

The previous prime is 223705541. The next prime is 223705577. The reversal of 223705564 is 465507322.

223705564 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

223705564 is strictly pandigital in base 9.

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 in 3 ways as a sum of consecutive naturals, for example, 353649 + ... + 354280.

Almost surely, 2^223705564 is an apocalyptic number.

It is an amenable number.

223705564 is a deficient number, since it is larger than the sum of its proper divisors (172735236).

223705564 is a wasteful number, since it uses less digits than its factorization.

223705564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708012 (or 708010 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 223705564 is about 14956.7898962311. The cubic root of 223705564 is about 607.0515821319.

The spelling of 223705564 in words is "two hundred twenty-three million, seven hundred five thousand, five hundred sixty-four".