223132432 has 20 divisors (see below), whose sum is σ = 436602636. Its totient is φ = 110460800.

The previous prime is 223132421. The next prime is 223132433. The reversal of 223132432 is 234231322.

It can be written as a sum of positive squares in 2 ways, for example, as 99121936 + 124010496 = 9956^2 + 11136^2 .

It is a super-3 number, since 3×223132432³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (223132433) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 67423 + ... + 70654.

Almost surely, 2^223132432 is an apocalyptic number.

It is an amenable number.

223132432 is a deficient number, since it is larger than the sum of its proper divisors (213470204).

223132432 is a wasteful number, since it uses less digits than its factorization.

223132432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138186 (or 138180 counting only the distinct ones).

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

The square root of 223132432 is about 14937.6180162702. The cubic root of 223132432 is about 606.5327182166.

Adding to 223132432 its reverse (234231322), we get a palindrome (457363754).

The spelling of 223132432 in words is "two hundred twenty-three million, one hundred thirty-two thousand, four hundred thirty-two".