226856919 has 8 divisors (see below), whose sum is σ = 302910192. Its totient is φ = 151020800.

The previous prime is 226856873. The next prime is 226856923. The reversal of 226856919 is 919658622.

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

It is a cyclic number.

It is not a de Polignac number, because 226856919 - 2¹¹ = 226854871 is a prime.

It is a super-2 number, since 2×226856919² = 102928123396345122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226856939) 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 7 ways as a sum of consecutive naturals, for example, 51834 + ... + 56039.

It is an arithmetic number, because the mean of its divisors is an integer number (37863774).

Almost surely, 2^226856919 is an apocalyptic number.

226856919 is a deficient number, since it is larger than the sum of its proper divisors (76053273).

226856919 is a wasteful number, since it uses less digits than its factorization.

226856919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108577.

The product of its digits is 466560, while the sum is 48.

The square root of 226856919 is about 15061.7701150960. The cubic root of 226856919 is about 609.8888259278. Note that the first 4 decimals are identical.

The spelling of 226856919 in words is "two hundred twenty-six million, eight hundred fifty-six thousand, nine hundred nineteen".