224221214 has 32 divisors (see below), whose sum is σ = 400135680. Its totient is φ = 92197728.

The previous prime is 224221199. The next prime is 224221241. The reversal of 224221214 is 412122422.

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, 66149 + ... + 69455.

It is an arithmetic number, because the mean of its divisors is an integer number (12504240).

Almost surely, 2^224221214 is an apocalyptic number.

224221214 is a deficient number, since it is larger than the sum of its proper divisors (175914466).

224221214 is a wasteful number, since it uses less digits than its factorization.

224221214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3512.

The product of its digits is 512, while the sum is 20.

The square root of 224221214 is about 14974.0179644610. The cubic root of 224221214 is about 607.5176500260.

Adding to 224221214 its reverse (412122422), we get a palindrome (636343636).

The spelling of 224221214 in words is "two hundred twenty-four million, two hundred twenty-one thousand, two hundred fourteen".