224443340240 has 40 divisors (see below), whose sum is σ = 596378019840. Its totient is φ = 76952002176.

The previous prime is 224443340237. The next prime is 224443340299. The reversal of 224443340240 is 42043344422.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 224443340197 and 224443340206.

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, 200395280 + ... + 200396399.

It is an arithmetic number, because the mean of its divisors is an integer number (14909450496).

Almost surely, 2^224443340240 is an apocalyptic number.

224443340240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224443340240 is an abundant number, since it is smaller than the sum of its proper divisors (371934679600).

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

224443340240 is a wasteful number, since it uses less digits than its factorization.

224443340240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400791699 (or 400791693 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 224443340240 its reverse (42043344422), we get a palindrome (266486684662).

The spelling of 224443340240 in words is "two hundred twenty-four billion, four hundred forty-three million, three hundred forty thousand, two hundred forty".