223323142 has 32 divisors (see below), whose sum is σ = 402796800. Its totient is φ = 90833568.

The previous prime is 223323109. The next prime is 223323193. The reversal of 223323142 is 241323322.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19293 + ... + 28615.

It is an arithmetic number, because the mean of its divisors is an integer number (12587400).

Almost surely, 2^223323142 is an apocalyptic number.

223323142 is a deficient number, since it is larger than the sum of its proper divisors (179473658).

223323142 is a wasteful number, since it uses less digits than its factorization.

223323142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9420.

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

The square root of 223323142 is about 14944.0002007495. Note that the first 3 decimals coincide. The cubic root of 223323142 is about 606.7054690125.

Adding to 223323142 its reverse (241323322), we get a palindrome (464646464).

The spelling of 223323142 in words is "two hundred twenty-three million, three hundred twenty-three thousand, one hundred forty-two".