226540443 has 8 divisors (see below), whose sum is σ = 302348800. Its totient is φ = 150879528.

The previous prime is 226540427. The next prime is 226540451. The reversal of 226540443 is 344045622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 226540443 - 2⁴ = 226540427 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 226540443.

It is not an unprimeable number, because it can be changed into a prime (226540403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33223 + ... + 39456.

It is an arithmetic number, because the mean of its divisors is an integer number (37793600).

Almost surely, 2^226540443 is an apocalyptic number.

226540443 is a deficient number, since it is larger than the sum of its proper divisors (75808357).

226540443 is a wasteful number, since it uses less digits than its factorization.

226540443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73721.

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 226540443 is about 15051.2605119970. The cubic root of 226540443 is about 609.6050861420.

The spelling of 226540443 in words is "two hundred twenty-six million, five hundred forty thousand, four hundred forty-three".