224431432 has 8 divisors (see below), whose sum is σ = 420808950. Its totient is φ = 112215712.

The previous prime is 224431421. The next prime is 224431463. The reversal of 224431432 is 234134422.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 200675556 + 23755876 = 14166^2 + 4874^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 224431397 and 224431406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14026957 + ... + 14026972.

Almost surely, 2^224431432 is an apocalyptic number.

It is an amenable number.

224431432 is a deficient number, since it is larger than the sum of its proper divisors (196377518).

224431432 is a wasteful number, since it uses less digits than its factorization.

224431432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28053935 (or 28053931 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 224431432 is about 14981.0357452347. The cubic root of 224431432 is about 607.7074495728.

Adding to 224431432 its reverse (234134422), we get a palindrome (458565854).

The spelling of 224431432 in words is "two hundred twenty-four million, four hundred thirty-one thousand, four hundred thirty-two".