226599 has 4 divisors (see below), whose sum is σ = 302136. Its totient is φ = 151064.

The previous prime is 226571. The next prime is 226601. The reversal of 226599 is 995622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 226599 - 2⁹ = 226087 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37764 + ... + 37769.

It is an arithmetic number, because the mean of its divisors is an integer number (75534).

2²²⁶⁵⁹⁹ is an apocalyptic number.

226599 is a deficient number, since it is larger than the sum of its proper divisors (75537).

226599 is an equidigital number, since it uses as much as digits as its factorization.

226599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75536.

The product of its digits is 9720, while the sum is 33.

The square root of 226599 is about 476.0241590508. The cubic root of 226599 is about 60.9657605933.

Adding to 226599 its reverse (995622), we get a palindrome (1222221).

The spelling of 226599 in words is "two hundred twenty-six thousand, five hundred ninety-nine".