224144120 has 16 divisors (see below), whose sum is σ = 504324360. Its totient is φ = 89657632.

The previous prime is 224144087. The next prime is 224144147. The reversal of 224144120 is 21441422.

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 = 224144092 and 224144101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2801762 + ... + 2801841.

Almost surely, 2^224144120 is an apocalyptic number.

224144120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224144120 is an abundant number, since it is smaller than the sum of its proper divisors (280180240).

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

224144120 is a wasteful number, since it uses less digits than its factorization.

224144120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5603614 (or 5603610 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 224144120 is about 14971.4434841801. The cubic root of 224144120 is about 607.4480144285.

Adding to 224144120 its reverse (21441422), we get a palindrome (245585542).

The spelling of 224144120 in words is "two hundred twenty-four million, one hundred forty-four thousand, one hundred twenty".