223234143 has 8 divisors (see below), whose sum is σ = 324704256. Its totient is φ = 135293400.

The previous prime is 223234133. The next prime is 223234169. The reversal of 223234143 is 341432322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 223234143 - 2⁴ = 223234127 is a prime.

It is a super-3 number, since 3×223234143³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223234103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3382303 + ... + 3382368.

It is an arithmetic number, because the mean of its divisors is an integer number (40588032).

Almost surely, 2^223234143 is an apocalyptic number.

223234143 is a deficient number, since it is larger than the sum of its proper divisors (101470113).

223234143 is a wasteful number, since it uses less digits than its factorization.

223234143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6764685.

The product of its digits is 3456, while the sum is 24.

The square root of 223234143 is about 14941.0221537885. The cubic root of 223234143 is about 606.6248633126.

Adding to 223234143 its reverse (341432322), we get a palindrome (564666465).

The spelling of 223234143 in words is "two hundred twenty-three million, two hundred thirty-four thousand, one hundred forty-three".