226511 has 2 divisors, whose sum is σ = 226512. Its totient is φ = 226510.

The previous prime is 226487. The next prime is 226531. The reversal of 226511 is 115622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 226511 - 2¹⁴ = 210127 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 226511.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113255 + 113256.

It is an arithmetic number, because the mean of its divisors is an integer number (113256).

2²²⁶⁵¹¹ is an apocalyptic number.

226511 is a deficient number, since it is larger than the sum of its proper divisors (1).

226511 is an equidigital number, since it uses as much as digits as its factorization.

226511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120, while the sum is 17.

The square root of 226511 is about 475.9317177915. The cubic root of 226511 is about 60.9578675287.

Subtracting from 226511 its reverse (115622), we obtain a square (110889 = 333²).

It can be divided in two parts, 226 and 511, that added together give a palindrome (737).

The spelling of 226511 in words is "two hundred twenty-six thousand, five hundred eleven".