223004623 has 4 divisors (see below), whose sum is σ = 236122560. Its totient is φ = 209886688.

The previous prime is 223004611. The next prime is 223004629. The reversal of 223004623 is 326400322.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 223004623 - 2¹⁷ = 222873551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223004594 and 223004603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223004629) by changing a digit.

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, 6558943 + ... + 6558976.

It is an arithmetic number, because the mean of its divisors is an integer number (59030640).

Almost surely, 2^223004623 is an apocalyptic number.

223004623 is a deficient number, since it is larger than the sum of its proper divisors (13117937).

223004623 is a wasteful number, since it uses less digits than its factorization.

223004623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13117936.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 223004623 is about 14933.3393117548. The cubic root of 223004623 is about 606.4168899238.

Adding to 223004623 its reverse (326400322), we get a palindrome (549404945).

The spelling of 223004623 in words is "two hundred twenty-three million, four thousand, six hundred twenty-three".