210226 has 8 divisors (see below), whose sum is σ = 317340. Its totient is φ = 104448.

The previous prime is 210209. The next prime is 210229. The reversal of 210226 is 622012.

It is a happy number.

210226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 148225 + 62001 = 385^2 + 249^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (210229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310 + ... + 718.

2²¹⁰²²⁶ is an apocalyptic number.

210226 is a deficient number, since it is larger than the sum of its proper divisors (107114).

210226 is a wasteful number, since it uses less digits than its factorization.

210226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 210226 is about 458.5040894038. The cubic root of 210226 is about 59.4605345238.

Adding to 210226 its reverse (622012), we get a palindrome (832238).

The spelling of 210226 in words is "two hundred ten thousand, two hundred twenty-six".