226520963 has 2 divisors, whose sum is σ = 226520964. Its totient is φ = 226520962.

The previous prime is 226520939. The next prime is 226520977. The reversal of 226520963 is 369025622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 226520963 - 2²² = 222326659 is a prime.

It is not a weakly prime, because it can be changed into another prime (226520923) 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, 113260481 + 113260482.

It is an arithmetic number, because the mean of its divisors is an integer number (113260482).

Almost surely, 2^226520963 is an apocalyptic number.

226520963 is a deficient number, since it is larger than the sum of its proper divisors (1).

226520963 is an equidigital number, since it uses as much as digits as its factorization.

226520963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 226520963 is about 15050.6133762050. The cubic root of 226520963 is about 609.5876125182.

The spelling of 226520963 in words is "two hundred twenty-six million, five hundred twenty thousand, nine hundred sixty-three".