224404222440 has 32 divisors (see below), whose sum is σ = 673212667680. Its totient is φ = 59841125952.

The previous prime is 224404222417. The next prime is 224404222487. The reversal of 224404222440 is 44222404422.

It is a happy number.

224404222440 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 (30).

It is a junction number, because it is equal to n+sod(n) for n = 224404222398 and 224404222407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 935017474 + ... + 935017713.

It is an arithmetic number, because the mean of its divisors is an integer number (21037895865).

Almost surely, 2^224404222440 is an apocalyptic number.

224404222440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224404222440 is an abundant number, since it is smaller than the sum of its proper divisors (448808445240).

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

224404222440 is a wasteful number, since it uses less digits than its factorization.

224404222440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1870035201 (or 1870035197 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 224404222440 its reverse (44222404422), we get a palindrome (268626626862).

The spelling of 224404222440 in words is "two hundred twenty-four billion, four hundred four million, two hundred twenty-two thousand, four hundred forty".