224412320 has 48 divisors (see below), whose sum is σ = 578376288. Its totient is φ = 81603840.

The previous prime is 224412283. The next prime is 224412389. The reversal of 224412320 is 23214422.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 224412292 and 224412301.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61994 + ... + 65513.

It is an arithmetic number, because the mean of its divisors is an integer number (12049506).

Almost surely, 2^224412320 is an apocalyptic number.

224412320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224412320 is an abundant number, since it is smaller than the sum of its proper divisors (353963968).

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

224412320 is a wasteful number, since it uses less digits than its factorization.

224412320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127533 (or 127525 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 224412320 is about 14980.3978585350. The cubic root of 224412320 is about 607.6901988185.

Adding to 224412320 its reverse (23214422), we get a palindrome (247626742).

The spelling of 224412320 in words is "two hundred twenty-four million, four hundred twelve thousand, three hundred twenty".