226507543 has 2 divisors, whose sum is σ = 226507544. Its totient is φ = 226507542.

The previous prime is 226507529. The next prime is 226507573. The reversal of 226507543 is 345705622.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226507543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 226507499 and 226507508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226507573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113253771 + 113253772.

It is an arithmetic number, because the mean of its divisors is an integer number (113253772).

Almost surely, 2^226507543 is an apocalyptic number.

226507543 is a deficient number, since it is larger than the sum of its proper divisors (1).

226507543 is an equidigital number, since it uses as much as digits as its factorization.

226507543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 226507543 is about 15050.1675405957. The cubic root of 226507543 is about 609.5755741514.

The spelling of 226507543 in words is "two hundred twenty-six million, five hundred seven thousand, five hundred forty-three".