226143325 has 6 divisors (see below), whose sum is σ = 280417754. Its totient is φ = 180914640.

The previous prime is 226143293. The next prime is 226143329. The reversal of 226143325 is 523341622.

It can be written as a sum of positive squares in 3 ways, for example, as 272484 + 225870841 = 522^2 + 15029^2 .

It is not a de Polignac number, because 226143325 - 2⁵ = 226143293 is a prime.

It is a super-2 number, since 2×226143325² = 102281606884111250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 226143293 and 226143302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226143329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4522842 + ... + 4522891.

Almost surely, 2^226143325 is an apocalyptic number.

226143325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

226143325 is a deficient number, since it is larger than the sum of its proper divisors (54274429).

226143325 is an equidigital number, since it uses as much as digits as its factorization.

226143325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9045743 (or 9045738 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 226143325 is about 15038.0625414313. The cubic root of 226143325 is about 609.2486718625.

Adding to 226143325 its reverse (523341622), we get a palindrome (749484947).

The spelling of 226143325 in words is "two hundred twenty-six million, one hundred forty-three thousand, three hundred twenty-five".