224443386 has 40 divisors (see below), whose sum is σ = 507839904. Its totient is φ = 74082600.

The previous prime is 224443381. The next prime is 224443397. The reversal of 224443386 is 683344422.

It is a self number, because there is not a number n which added to its sum of digits gives 224443386.

It is not an unprimeable number, because it can be changed into a prime (224443381) 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 19 ways as a sum of consecutive naturals, for example, 9961 + ... + 23411.

Almost surely, 2^224443386 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224443386, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (253919952).

224443386 is an abundant number, since it is smaller than the sum of its proper divisors (283396518).

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

224443386 is a wasteful number, since it uses less digits than its factorization.

224443386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13568 (or 13559 counting only the distinct ones).

The product of its digits is 110592, while the sum is 36.

The square root of 224443386 is about 14981.4347110015. The cubic root of 224443386 is about 607.7182389199.

The spelling of 224443386 in words is "two hundred twenty-four million, four hundred forty-three thousand, three hundred eighty-six".