224240424 has 64 divisors (see below), whose sum is σ = 584500800. Its totient is φ = 71622144.

The previous prime is 224240417. The next prime is 224240437. The reversal of 224240424 is 424042422.

224240424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 224240394 and 224240403.

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, 57612 + ... + 61380.

It is an arithmetic number, because the mean of its divisors is an integer number (9132825).

Almost surely, 2^224240424 is an apocalyptic number.

224240424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224240424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (292250400).

224240424 is an abundant number, since it is smaller than the sum of its proper divisors (360260376).

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

224240424 is a wasteful number, since it uses less digits than its factorization.

224240424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3882 (or 3878 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 224240424 is about 14974.6593951248. The cubic root of 224240424 is about 607.5349990844.

Adding to 224240424 its reverse (424042422), we get a palindrome (648282846).

The spelling of 224240424 in words is "two hundred twenty-four million, two hundred forty thousand, four hundred twenty-four".