226648459 has 2 divisors, whose sum is σ = 226648460. Its totient is φ = 226648458.

The previous prime is 226648453. The next prime is 226648501. The reversal of 226648459 is 954846622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226648459 - 2¹¹ = 226646411 is a prime.

It is not a weakly prime, because it can be changed into another prime (226648453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113324229 + 113324230.

It is an arithmetic number, because the mean of its divisors is an integer number (113324230).

Almost surely, 2^226648459 is an apocalyptic number.

226648459 is a deficient number, since it is larger than the sum of its proper divisors (1).

226648459 is an equidigital number, since it uses as much as digits as its factorization.

226648459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 829440, while the sum is 46.

The square root of 226648459 is about 15054.8483552642. The cubic root of 226648459 is about 609.7019586761.

It can be divided in two parts, 22 and 6648459, that added together give a triangular number (6648481 = T₃₆₄₆).

The spelling of 226648459 in words is "two hundred twenty-six million, six hundred forty-eight thousand, four hundred fifty-nine".