226140207437 has 6 divisors (see below), whose sum is σ = 227668135338. Its totient is φ = 224622465872.

The previous prime is 226140207383. The next prime is 226140207511. The reversal of 226140207437 is 734702041622.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 965282761 + 225174924676 = 31069^2 + 474526^2 .

It is not a de Polignac number, because 226140207437 - 2⁶ = 226140207373 is a prime.

It is a super-2 number, since 2×226140207437² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 226140207437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226140227437) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5070818 + ... + 5115219.

It is an arithmetic number, because the mean of its divisors is an integer number (37944689223).

Almost surely, 2^226140207437 is an apocalyptic number.

It is an amenable number.

226140207437 is a deficient number, since it is larger than the sum of its proper divisors (1527927901).

226140207437 is an equidigital number, since it uses as much as digits as its factorization.

226140207437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10186335 (or 10186186 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 38.

The spelling of 226140207437 in words is "two hundred twenty-six billion, one hundred forty million, two hundred seven thousand, four hundred thirty-seven".