223473564 has 18 divisors (see below), whose sum is σ = 564891600. Its totient is φ = 74491176.

The previous prime is 223473557. The next prime is 223473577. The reversal of 223473564 is 465374322.

223473564 is a `hidden beast` number, since 2 + 23 + 4 + 73 + 564 = 666.

223473564 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 6207599 = 223473564 / (2 + 2 + 3 + 4 + 7 + 3 + 5 + 6 + 4).

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 5 ways as a sum of consecutive naturals, for example, 3103764 + ... + 3103835.

Almost surely, 2^223473564 is an apocalyptic number.

It is an amenable number.

223473564 is an abundant number, since it is smaller than the sum of its proper divisors (341418036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223473564 is a wasteful number, since it uses less digits than its factorization.

223473564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6207609 (or 6207604 counting only the distinct ones).

The product of its digits is 120960, while the sum is 36.

The square root of 223473564 is about 14949.0322094776. The cubic root of 223473564 is about 606.8416563727.

The spelling of 223473564 in words is "two hundred twenty-three million, four hundred seventy-three thousand, five hundred sixty-four".