240404402224 has 20 divisors (see below), whose sum is σ = 532324033744. Its totient is φ = 103030458048.

The previous prime is 240404402219. The next prime is 240404402233. The reversal of 240404402224 is 422204404042.

It is a super-2 number, since 2×240404402224² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 240404402192 and 240404402201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1073233827 + ... + 1073234050.

Almost surely, 2^240404402224 is an apocalyptic number.

It is an amenable number.

240404402224 is an abundant number, since it is smaller than the sum of its proper divisors (291919631520).

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

240404402224 is a wasteful number, since it uses less digits than its factorization.

240404402224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2146467892 (or 2146467886 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 240404402224 its reverse (422204404042), we get a palindrome (662608806266).

The spelling of 240404402224 in words is "two hundred forty billion, four hundred four million, four hundred two thousand, two hundred twenty-four".