263226 has 16 divisors (see below), whose sum is σ = 554400. Its totient is φ = 83088.

The previous prime is 263213. The next prime is 263227. The reversal of 263226 is 622362.

It is a nude number because it is divisible by every one of its digits.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (263227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1041 + ... + 1268.

It is an arithmetic number, because the mean of its divisors is an integer number (34650).

2²⁶³²²⁶ is an apocalyptic number.

263226 is an abundant number, since it is smaller than the sum of its proper divisors (291174).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

263226 is a wasteful number, since it uses less digits than its factorization.

263226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2333.

The product of its digits is 864, while the sum is 21.

The square root of 263226 is about 513.0555525477. The cubic root of 263226 is about 64.0879325156.

Adding to 263226 its reverse (622362), we get a palindrome (885588).

The spelling of 263226 in words is "two hundred sixty-three thousand, two hundred twenty-six".