226856505 has 8 divisors (see below), whose sum is σ = 362970432. Its totient is φ = 120990128.

The previous prime is 226856503. The next prime is 226856507. The reversal of 226856505 is 505658622.

It is a happy number.

226856505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (226856503) and next prime (226856507).

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 226856505 - 2¹ = 226856503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (226856501) 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, 7561869 + ... + 7561898.

It is an arithmetic number, because the mean of its divisors is an integer number (45371304).

Almost surely, 2^226856505 is an apocalyptic number.

It is an amenable number.

226856505 is a deficient number, since it is larger than the sum of its proper divisors (136113927).

226856505 is a wasteful number, since it uses less digits than its factorization.

226856505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15123775.

The product of its (nonzero) digits is 144000, while the sum is 39.

The square root of 226856505 is about 15061.7563716852. The cubic root of 226856505 is about 609.8884549243. Note that the first 3 decimals are identical.

The spelling of 226856505 in words is "two hundred twenty-six million, eight hundred fifty-six thousand, five hundred five".