253226 has 4 divisors (see below), whose sum is σ = 379842. Its totient is φ = 126612.

The previous prime is 253159. The next prime is 253229. The reversal of 253226 is 622352.

It is a happy number.

253226 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 249001 + 4225 = 499^2 + 65^2 .

It is a junction number, because it is equal to n+sod(n) for n = 253198 and 253207.

It is not an unprimeable number, because it can be changed into a prime (253229) 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 as a sum of consecutive naturals, namely, 63305 + ... + 63308.

2²⁵³²²⁶ is an apocalyptic number.

253226 is a deficient number, since it is larger than the sum of its proper divisors (126616).

253226 is a wasteful number, since it uses less digits than its factorization.

253226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126615.

The product of its digits is 720, while the sum is 20.

The square root of 253226 is about 503.2156595338. The cubic root of 253226 is about 63.2658622800.

Adding to 253226 its reverse (622352), we get a palindrome (875578).

The spelling of 253226 in words is "two hundred fifty-three thousand, two hundred twenty-six".