226306961 has 2 divisors, whose sum is σ = 226306962. Its totient is φ = 226306960.

The previous prime is 226306957. The next prime is 226306987. The reversal of 226306961 is 169603622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130873600 + 95433361 = 11440^2 + 9769^2 .

It is a cyclic number.

It is not a de Polignac number, because 226306961 - 2² = 226306957 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (226306931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113153480 + 113153481.

It is an arithmetic number, because the mean of its divisors is an integer number (113153481).

Almost surely, 2^226306961 is an apocalyptic number.

It is an amenable number.

226306961 is a deficient number, since it is larger than the sum of its proper divisors (1).

226306961 is an equidigital number, since it uses as much as digits as its factorization.

226306961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 226306961 is about 15043.5022850399. The cubic root of 226306961 is about 609.3955860361.

The spelling of 226306961 in words is "two hundred twenty-six million, three hundred six thousand, nine hundred sixty-one".