224081805460 has 24 divisors (see below), whose sum is σ = 470584263240. Its totient is φ = 89630346624.

The previous prime is 224081805401. The next prime is 224081805473. The reversal of 224081805460 is 64508180422.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 19680161796 + 204401643664 = 140286^2 + 452108^2 .

It is a congruent number.

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, 760846 + ... + 1013434.

It is an arithmetic number, because the mean of its divisors is an integer number (19607677635).

Almost surely, 2^224081805460 is an apocalyptic number.

224081805460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224081805460 is an abundant number, since it is smaller than the sum of its proper divisors (246502457780).

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

224081805460 is a wasteful number, since it uses less digits than its factorization.

224081805460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296955 (or 296953 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 40.

Adding to 224081805460 its reverse (64508180422), we get a palindrome (288589985882).

The spelling of 224081805460 in words is "two hundred twenty-four billion, eighty-one million, eight hundred five thousand, four hundred sixty".