224345212 has 48 divisors (see below), whose sum is σ = 490470400. Its totient is φ = 87417792.

The previous prime is 224345183. The next prime is 224345239. The reversal of 224345212 is 212543422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19789 + ... + 28987.

Almost surely, 2^224345212 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224345212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245235200).

224345212 is an abundant number, since it is smaller than the sum of its proper divisors (266125188).

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

224345212 is a wasteful number, since it uses less digits than its factorization.

224345212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9290 (or 9288 counting only the distinct ones).

The product of its digits is 3840, while the sum is 25.

The square root of 224345212 is about 14978.1578306546. The cubic root of 224345212 is about 607.6296184553.

Adding to 224345212 its reverse (212543422), we get a palindrome (436888634).

The spelling of 224345212 in words is "two hundred twenty-four million, three hundred forty-five thousand, two hundred twelve".