289226 has 16 divisors (see below), whose sum is σ = 504384. Its totient is φ = 121824.

The previous prime is 289213. The next prime is 289241. The reversal of 289226 is 622982.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 881 + ... + 1163.

It is an arithmetic number, because the mean of its divisors is an integer number (31524).

2²⁸⁹²²⁶ is an apocalyptic number.

289226 is a deficient number, since it is larger than the sum of its proper divisors (215158).

289226 is a wasteful number, since it uses less digits than its factorization.

289226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365.

The product of its digits is 3456, while the sum is 29.

The square root of 289226 is about 537.7973596068. The cubic root of 289226 is about 66.1321197947.

It can be divided in two parts, 289 and 226, that added together give a palindrome (515).

The spelling of 289226 in words is "two hundred eighty-nine thousand, two hundred twenty-six".