224305252 has 12 divisors (see below), whose sum is σ = 393814960. Its totient is φ = 111786696.

The previous prime is 224305247. The next prime is 224305267. The reversal of 224305252 is 252503422.

It is a happy number.

It is an unprimeable number.

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, 90102 + ... + 92557.

Almost surely, 2^224305252 is an apocalyptic number.

It is an amenable number.

224305252 is a deficient number, since it is larger than the sum of its proper divisors (169509708).

224305252 is a wasteful number, since it uses less digits than its factorization.

224305252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182970 (or 182968 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 224305252 is about 14976.8238288363. The cubic root of 224305252 is about 607.5935396505.

Adding to 224305252 its reverse (252503422), we get a palindrome (476808674).

The spelling of 224305252 in words is "two hundred twenty-four million, three hundred five thousand, two hundred fifty-two".