223530232 has 32 divisors (see below), whose sum is σ = 427647600. Its totient is φ = 109504000.

The previous prime is 223530221. The next prime is 223530233. The reversal of 223530232 is 232035322.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223530233) 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, 188682 + ... + 189862.

Almost surely, 2^223530232 is an apocalyptic number.

It is an amenable number.

223530232 is a deficient number, since it is larger than the sum of its proper divisors (204117368).

223530232 is a wasteful number, since it uses less digits than its factorization.

223530232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1647 (or 1643 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 223530232 is about 14950.9274628700. The cubic root of 223530232 is about 606.8929459541.

Adding to 223530232 its reverse (232035322), we get a palindrome (455565554).

The spelling of 223530232 in words is "two hundred twenty-three million, five hundred thirty thousand, two hundred thirty-two".