226723513 has 2 divisors, whose sum is σ = 226723514. Its totient is φ = 226723512.

The previous prime is 226723507. The next prime is 226723529. The reversal of 226723513 is 315327622.

226723513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 214417449 + 12306064 = 14643^2 + 3508^2 .

It is a cyclic number.

It is not a de Polignac number, because 226723513 - 2⁹ = 226723001 is a prime.

It is a super-2 number, since 2×226723513² = 102807102694122338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (226723583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113361756 + 113361757.

It is an arithmetic number, because the mean of its divisors is an integer number (113361757).

Almost surely, 2^226723513 is an apocalyptic number.

It is an amenable number.

226723513 is a deficient number, since it is larger than the sum of its proper divisors (1).

226723513 is an equidigital number, since it uses as much as digits as its factorization.

226723513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 31.

The square root of 226723513 is about 15057.3408342908. The cubic root of 226723513 is about 609.7692516118.

The spelling of 226723513 in words is "two hundred twenty-six million, seven hundred twenty-three thousand, five hundred thirteen".