223033342440 has 64 divisors (see below), whose sum is σ = 669133301760. Its totient is φ = 59472600320.

The previous prime is 223033342429. The next prime is 223033342447. The reversal of 223033342440 is 44243330322.

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 = 223033342398 and 223033342407.

It is not an unprimeable number, because it can be changed into a prime (223033342447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3516610 + ... + 3579470.

It is an arithmetic number, because the mean of its divisors is an integer number (10455207840).

Almost surely, 2^223033342440 is an apocalyptic number.

223033342440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223033342440 is an abundant number, since it is smaller than the sum of its proper divisors (446099959320).

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

223033342440 is a wasteful number, since it uses less digits than its factorization.

223033342440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92442 (or 92438 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 30.

Adding to 223033342440 its reverse (44243330322), we get a palindrome (267276672762).

The spelling of 223033342440 in words is "two hundred twenty-three billion, thirty-three million, three hundred forty-two thousand, four hundred forty".