226442255437 has 4 divisors (see below), whose sum is σ = 226594333660. Its totient is φ = 226290177216.

The previous prime is 226442255423. The next prime is 226442255443. The reversal of 226442255437 is 734552244622.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 137245057156 + 89197198281 = 370466^2 + 298659^2 .

It is a cyclic number.

It is not a de Polignac number, because 226442255437 - 2¹⁹ = 226441731149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226442255737) 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 3 ways as a sum of consecutive naturals, for example, 76036878 + ... + 76039855.

It is an arithmetic number, because the mean of its divisors is an integer number (56648583415).

Almost surely, 2^226442255437 is an apocalyptic number.

It is an amenable number.

226442255437 is a deficient number, since it is larger than the sum of its proper divisors (152078223).

226442255437 is a wasteful number, since it uses less digits than its factorization.

226442255437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152078222.

The product of its digits is 3225600, while the sum is 46.

The spelling of 226442255437 in words is "two hundred twenty-six billion, four hundred forty-two million, two hundred fifty-five thousand, four hundred thirty-seven".