224021044 has 12 divisors (see below), whose sum is σ = 422193604. Its totient is φ = 103394304.

The previous prime is 224021041. The next prime is 224021069. The reversal of 224021044 is 440120422.

It can be written as a sum of positive squares in 2 ways, for example, as 61152400 + 162868644 = 7820^2 + 12762^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224021041) by changing a digit.

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, 2153997 + ... + 2154100.

Almost surely, 2^224021044 is an apocalyptic number.

It is an amenable number.

224021044 is a deficient number, since it is larger than the sum of its proper divisors (198172560).

224021044 is a wasteful number, since it uses less digits than its factorization.

224021044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4308114 (or 4308112 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 224021044 is about 14967.3325612816. The cubic root of 224021044 is about 607.3368122255.

Adding to 224021044 its reverse (440120422), we get a palindrome (664141466).

The spelling of 224021044 in words is "two hundred twenty-four million, twenty-one thousand, forty-four".