226463257 has 2 divisors, whose sum is σ = 226463258. Its totient is φ = 226463256.

The previous prime is 226463243. The next prime is 226463269. The reversal of 226463257 is 752364622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 154281241 + 72182016 = 12421^2 + 8496^2 .

It is a cyclic number.

It is not a de Polignac number, because 226463257 - 2¹⁵ = 226430489 is a prime.

It is not a weakly prime, because it can be changed into another prime (226463207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113231628 + 113231629.

It is an arithmetic number, because the mean of its divisors is an integer number (113231629).

Almost surely, 2^226463257 is an apocalyptic number.

It is an amenable number.

226463257 is a deficient number, since it is larger than the sum of its proper divisors (1).

226463257 is an equidigital number, since it uses as much as digits as its factorization.

226463257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 37.

The square root of 226463257 is about 15048.6961893714. The cubic root of 226463257 is about 609.5358441670.

The spelling of 226463257 in words is "two hundred twenty-six million, four hundred sixty-three thousand, two hundred fifty-seven".