226289384 has 16 divisors (see below), whose sum is σ = 424944420. Its totient is φ = 112970880.

The previous prime is 226289381. The next prime is 226289419. The reversal of 226289384 is 483982622.

It can be written as a sum of positive squares in 2 ways, for example, as 219928900 + 6360484 = 14830^2 + 2522^2 .

It is a super-2 number, since 2×226289384² = 102413770622198912, which contains 22 as substring.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (226289381) by changing a digit.

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, 16109 + ... + 26684.

Almost surely, 2^226289384 is an apocalyptic number.

It is an amenable number.

226289384 is a deficient number, since it is larger than the sum of its proper divisors (198655036).

226289384 is a wasteful number, since it uses less digits than its factorization.

226289384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43460 (or 43456 counting only the distinct ones).

The product of its digits is 331776, while the sum is 44.

The square root of 226289384 is about 15042.9180679814. The cubic root of 226289384 is about 609.3798086108.

The spelling of 226289384 in words is "two hundred twenty-six million, two hundred eighty-nine thousand, three hundred eighty-four".