232143322 has 4 divisors (see below), whose sum is σ = 348214986. Its totient is φ = 116071660.

The previous prime is 232143319. The next prime is 232143343. The reversal of 232143322 is 223341232.

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

It can be written as a sum of positive squares in only one way, i.e., 230705721 + 1437601 = 15189^2 + 1199^2 .

It is a junction number, because it is equal to n+sod(n) for n = 232143293 and 232143302.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 58035829 + ... + 58035832.

Almost surely, 2^232143322 is an apocalyptic number.

232143322 is a deficient number, since it is larger than the sum of its proper divisors (116071664).

232143322 is a wasteful number, since it uses less digits than its factorization.

232143322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116071663.

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

The square root of 232143322 is about 15236.2502604808. The cubic root of 232143322 is about 614.5898708697.

Adding to 232143322 its reverse (223341232), we get a palindrome (455484554).

The spelling of 232143322 in words is "two hundred thirty-two million, one hundred forty-three thousand, three hundred twenty-two".