224312432 has 20 divisors (see below), whose sum is σ = 435347136. Its totient is φ = 111964800.

The previous prime is 224312401. The next prime is 224312453. The reversal of 224312432 is 234213422.

It is a junction number, because it is equal to n+sod(n) for n = 224312398 and 224312407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2048 + ... + 21279.

Almost surely, 2^224312432 is an apocalyptic number.

It is an amenable number.

224312432 is a deficient number, since it is larger than the sum of its proper divisors (211034704).

224312432 is a wasteful number, since it uses less digits than its factorization.

224312432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23936 (or 23930 counting only the distinct ones).

The product of its digits is 2304, while the sum is 23.

The square root of 224312432 is about 14977.0635306124. The cubic root of 224312432 is about 607.6000225944.

Adding to 224312432 its reverse (234213422), we get a palindrome (458525854).

The spelling of 224312432 in words is "two hundred twenty-four million, three hundred twelve thousand, four hundred thirty-two".