226118863 has 2 divisors, whose sum is σ = 226118864. Its totient is φ = 226118862.

The previous prime is 226118861. The next prime is 226118873. The reversal of 226118863 is 368811622.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226118863 - 2¹ = 226118861 is a prime.

It is a super-2 number, since 2×226118863² = 102259480408825538, which contains 22 as substring.

Together with 226118861, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226118861) 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 as a sum of consecutive naturals, namely, 113059431 + 113059432.

It is an arithmetic number, because the mean of its divisors is an integer number (113059432).

Almost surely, 2^226118863 is an apocalyptic number.

226118863 is a deficient number, since it is larger than the sum of its proper divisors (1).

226118863 is an equidigital number, since it uses as much as digits as its factorization.

226118863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 37.

The square root of 226118863 is about 15037.2491832782. The cubic root of 226118863 is about 609.2267035254.

It can be divided in two parts, 226118 and 863, that added together give a cube (226981 = 61³).

The spelling of 226118863 in words is "two hundred twenty-six million, one hundred eighteen thousand, eight hundred sixty-three".