23604223 has 4 divisors (see below), whose sum is σ = 23617440. Its totient is φ = 23591008.

The previous prime is 23604221. The next prime is 23604241. The reversal of 23604223 is 32240632.

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 23604223 - 2¹ = 23604221 is a prime.

It is a Duffinian number.

It is a zygodrome in base 4.

It is a junction number, because it is equal to n+sod(n) for n = 23604194 and 23604203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23604221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3415 + ... + 7672.

It is an arithmetic number, because the mean of its divisors is an integer number (5904360).

Almost surely, 2^23604223 is an apocalyptic number.

23604223 is a deficient number, since it is larger than the sum of its proper divisors (13217).

23604223 is a wasteful number, since it uses less digits than its factorization.

23604223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13216.

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

The square root of 23604223 is about 4858.4177465508. The cubic root of 23604223 is about 286.8555364040.

Adding to 23604223 its reverse (32240632), we get a palindrome (55844855).

The spelling of 23604223 in words is "twenty-three million, six hundred four thousand, two hundred twenty-three".