224902249 has 16 divisors (see below), whose sum is σ = 265777344. Its totient is φ = 187617600.

The previous prime is 224902247. The next prime is 224902273. The reversal of 224902249 is 942209422.

It is a cyclic number.

It is not a de Polignac number, because 224902249 - 2¹ = 224902247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224902247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20194 + ... + 29284.

It is an arithmetic number, because the mean of its divisors is an integer number (16611084).

Almost surely, 2^224902249 is an apocalyptic number.

It is an amenable number.

224902249 is a deficient number, since it is larger than the sum of its proper divisors (40875095).

224902249 is a wasteful number, since it uses less digits than its factorization.

224902249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9288.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 224902249 is about 14996.7412793580. The cubic root of 224902249 is about 608.1321066022.

The spelling of 224902249 in words is "two hundred twenty-four million, nine hundred two thousand, two hundred forty-nine".