226669 has 2 divisors, whose sum is σ = 226670. Its totient is φ = 226668.

The previous prime is 226663. The next prime is 226691. The reversal of 226669 is 966622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 213444 + 13225 = 462^2 + 115^2 .

It is a cyclic number.

It is not a de Polignac number, because 226669 - 2⁵ = 226637 is a prime.

It is a super-3 number, since 3×226669³ = 34937967833328927, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Chen prime.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 226669.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113334 + 113335.

It is an arithmetic number, because the mean of its divisors is an integer number (113335).

2²²⁶⁶⁶⁹ is an apocalyptic number.

It is an amenable number.

226669 is a deficient number, since it is larger than the sum of its proper divisors (1).

226669 is an equidigital number, since it uses as much as digits as its factorization.

226669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 31.

The square root of 226669 is about 476.0976790534. The cubic root of 226669 is about 60.9720377081.

The spelling of 226669 in words is "two hundred twenty-six thousand, six hundred sixty-nine".