226005474440 has 32 divisors (see below), whose sum is σ = 508906935000. Its totient is φ = 90332035584.

The previous prime is 226005474437. The next prime is 226005474463. The reversal of 226005474440 is 44474500622.

It can be written as a sum of positive squares in 4 ways, for example, as 224166265444 + 1839208996 = 473462^2 + 42886^2 .

It is a junction number, because it is equal to n+sod(n) for n = 226005474394 and 226005474403.

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, 2140115 + ... + 2243234.

Almost surely, 2^226005474440 is an apocalyptic number.

226005474440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226005474440 is an abundant number, since it is smaller than the sum of its proper divisors (282901460560).

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

226005474440 is a wasteful number, since it uses less digits than its factorization.

226005474440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4384649 (or 4384645 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 38.

The spelling of 226005474440 in words is "two hundred twenty-six billion, five million, four hundred seventy-four thousand, four hundred forty".