226823 has 2 divisors, whose sum is σ = 226824. Its totient is φ = 226822.

The previous prime is 226819. The next prime is 226843. The reversal of 226823 is 328622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226823 - 2² = 226819 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113411 + 113412.

It is an arithmetic number, because the mean of its divisors is an integer number (113412).

2²²⁶⁸²³ is an apocalyptic number.

226823 is a deficient number, since it is larger than the sum of its proper divisors (1).

226823 is an equidigital number, since it uses as much as digits as its factorization.

226823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 23.

The square root of 226823 is about 476.2593831097. The cubic root of 226823 is about 60.9858428133.

The spelling of 226823 in words is "two hundred twenty-six thousand, eight hundred twenty-three".