223340024440 has 32 divisors (see below), whose sum is σ = 541170060480. Its totient is φ = 82464008832.

The previous prime is 223340024419. The next prime is 223340024477. The reversal of 223340024440 is 44420043322.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 223340024399 and 223340024408.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214749504 + ... + 214750543.

It is an arithmetic number, because the mean of its divisors is an integer number (16911564390).

Almost surely, 2^223340024440 is an apocalyptic number.

223340024440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223340024440 is an abundant number, since it is smaller than the sum of its proper divisors (317830036040).

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

223340024440 is a wasteful number, since it uses less digits than its factorization.

223340024440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429500071 (or 429500067 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 223340024440 its reverse (44420043322), we get a palindrome (267760067762).

The spelling of 223340024440 in words is "two hundred twenty-three billion, three hundred forty million, twenty-four thousand, four hundred forty".