220224234 has 32 divisors (see below), whose sum is σ = 451215360. Its totient is φ = 71623472.

The previous prime is 220224227. The next prime is 220224293. The reversal of 220224234 is 432422022.

It is a self number, because there is not a number n which added to its sum of digits gives 220224234.

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 15 ways as a sum of consecutive naturals, for example, 106987 + ... + 109025.

It is an arithmetic number, because the mean of its divisors is an integer number (14100480).

Almost surely, 2^220224234 is an apocalyptic number.

220224234 is an abundant number, since it is smaller than the sum of its proper divisors (230991126).

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

220224234 is a wasteful number, since it uses less digits than its factorization.

220224234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2474.

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

The square root of 220224234 is about 14839.9539756699. The cubic root of 220224234 is about 603.8861037670.

Adding to 220224234 its reverse (432422022), we get a palindrome (652646256).

The spelling of 220224234 in words is "two hundred twenty million, two hundred twenty-four thousand, two hundred thirty-four".