226260857 has 2 divisors, whose sum is σ = 226260858. Its totient is φ = 226260856.

The previous prime is 226260841. The next prime is 226260877. The reversal of 226260857 is 758062622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119159056 + 107101801 = 10916^2 + 10349^2 .

It is a cyclic number.

It is not a de Polignac number, because 226260857 - 2⁴ = 226260841 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 226260857.

It is not a weakly prime, because it can be changed into another prime (226260877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113130428 + 113130429.

It is an arithmetic number, because the mean of its divisors is an integer number (113130429).

Almost surely, 2^226260857 is an apocalyptic number.

It is an amenable number.

226260857 is a deficient number, since it is larger than the sum of its proper divisors (1).

226260857 is an equidigital number, since it uses as much as digits as its factorization.

226260857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 226260857 is about 15041.9698510534. The cubic root of 226260857 is about 609.3542005331.

The spelling of 226260857 in words is "two hundred twenty-six million, two hundred sixty thousand, eight hundred fifty-seven".