226916817 has 4 divisors (see below), whose sum is σ = 302555760. Its totient is φ = 151277876.

The previous prime is 226916747. The next prime is 226916821. The reversal of 226916817 is 718619622.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 226916817 - 2²⁶ = 159807953 is a prime.

It is a super-2 number, since 2×226916817² = 102982483674822978, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (226916887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37819467 + ... + 37819472.

It is an arithmetic number, because the mean of its divisors is an integer number (75638940).

Almost surely, 2^226916817 is an apocalyptic number.

It is an amenable number.

226916817 is a deficient number, since it is larger than the sum of its proper divisors (75638943).

226916817 is an equidigital number, since it uses as much as digits as its factorization.

226916817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75638942.

The product of its digits is 72576, while the sum is 42.

The square root of 226916817 is about 15063.7583955665. The cubic root of 226916817 is about 609.9424983870.

The spelling of 226916817 in words is "two hundred twenty-six million, nine hundred sixteen thousand, eight hundred seventeen".