223253423 has 4 divisors (see below), whose sum is σ = 223296168. Its totient is φ = 223210680.

The previous prime is 223253399. The next prime is 223253453. The reversal of 223253423 is 324352322.

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 223253423 - 2¹⁰ = 223252399 is a prime.

It is a super-3 number, since 3×223253423³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223253392 and 223253401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223253453) 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, 12236 + ... + 24417.

It is an arithmetic number, because the mean of its divisors is an integer number (55824042).

Almost surely, 2^223253423 is an apocalyptic number.

223253423 is a deficient number, since it is larger than the sum of its proper divisors (42745).

223253423 is an equidigital number, since it uses as much as digits as its factorization.

223253423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42744.

The product of its digits is 8640, while the sum is 26.

The square root of 223253423 is about 14941.6673433724. The cubic root of 223253423 is about 606.6423268757.

It can be divided in two parts, 2232 and 53423, that added together give a palindrome (55655).

The spelling of 223253423 in words is "two hundred twenty-three million, two hundred fifty-three thousand, four hundred twenty-three".