224402232 has 32 divisors (see below), whose sum is σ = 580352400. Its totient is φ = 72221184.

The previous prime is 224402209. The next prime is 224402239. The reversal of 224402232 is 232204422.

It is a junction number, because it is equal to n+sod(n) for n = 224402199 and 224402208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224402239) 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, 160513 + ... + 161904.

Almost surely, 2^224402232 is an apocalyptic number.

It is an amenable number.

224402232 is an abundant number, since it is smaller than the sum of its proper divisors (355950168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224402232 is a wasteful number, since it uses less digits than its factorization.

224402232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322455 (or 322451 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 224402232 is about 14980.0611480728. The cubic root of 224402232 is about 607.6810928559.

Adding to 224402232 its reverse (232204422), we get a palindrome (456606654).

The spelling of 224402232 in words is "two hundred twenty-four million, four hundred two thousand, two hundred thirty-two".