226064257 has 2 divisors, whose sum is σ = 226064258. Its totient is φ = 226064256.

The previous prime is 226064233. The next prime is 226064273. The reversal of 226064257 is 752460622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125081856 + 100982401 = 11184^2 + 10049^2 .

It is a cyclic number.

It is not a de Polignac number, because 226064257 - 2⁷ = 226064129 is a prime.

It is a super-2 number, since 2×226064257² = 102210096585924098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (226064207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113032128 + 113032129.

It is an arithmetic number, because the mean of its divisors is an integer number (113032129).

Almost surely, 2^226064257 is an apocalyptic number.

It is an amenable number.

226064257 is a deficient number, since it is larger than the sum of its proper divisors (1).

226064257 is an equidigital number, since it uses as much as digits as its factorization.

226064257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 226064257 is about 15035.4333825135. The cubic root of 226064257 is about 609.1776583592.

The spelling of 226064257 in words is "two hundred twenty-six million, sixty-four thousand, two hundred fifty-seven".