226631459 has 2 divisors, whose sum is σ = 226631460. Its totient is φ = 226631458.

The previous prime is 226631429. The next prime is 226631497. The reversal of 226631459 is 954136622.

It is an a-pointer prime, because the next prime (226631497) can be obtained adding 226631459 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226631459 - 2²⁴ = 209854243 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (226631429) 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, 113315729 + 113315730.

It is an arithmetic number, because the mean of its divisors is an integer number (113315730).

Almost surely, 2^226631459 is an apocalyptic number.

226631459 is a deficient number, since it is larger than the sum of its proper divisors (1).

226631459 is an equidigital number, since it uses as much as digits as its factorization.

226631459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 38.

The square root of 226631459 is about 15054.2837425100. The cubic root of 226631459 is about 609.6867145214.

The spelling of 226631459 in words is "two hundred twenty-six million, six hundred thirty-one thousand, four hundred fifty-nine".