224421142204 has 72 divisors (see below), whose sum is σ = 479782487520. Its totient is φ = 89867998080.

The previous prime is 224421142201. The next prime is 224421142247. The reversal of 224421142204 is 402241124422.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224421142201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 636534 + ... + 924130.

It is an arithmetic number, because the mean of its divisors is an integer number (6663645660).

Almost surely, 2^224421142204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224421142204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239891243760).

224421142204 is an abundant number, since it is smaller than the sum of its proper divisors (255361345316).

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

224421142204 is a wasteful number, since it uses less digits than its factorization.

224421142204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287699 (or 287666 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 224421142204 its reverse (402241124422), we get a palindrome (626662266626).

The spelling of 224421142204 in words is "two hundred twenty-four billion, four hundred twenty-one million, one hundred forty-two thousand, two hundred four".