226390673 has 2 divisors, whose sum is σ = 226390674. Its totient is φ = 226390672.

The previous prime is 226390667. The next prime is 226390693. The reversal of 226390673 is 376093622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 161620369 + 64770304 = 12713^2 + 8048^2 .

It is a cyclic number.

It is not a de Polignac number, because 226390673 - 2¹⁰ = 226389649 is a prime.

It is not a weakly prime, because it can be changed into another prime (226390603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113195336 + 113195337.

It is an arithmetic number, because the mean of its divisors is an integer number (113195337).

Almost surely, 2^226390673 is an apocalyptic number.

It is an amenable number.

226390673 is a deficient number, since it is larger than the sum of its proper divisors (1).

226390673 is an equidigital number, since it uses as much as digits as its factorization.

226390673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 38.

The square root of 226390673 is about 15046.2843586050. The cubic root of 226390673 is about 609.4707161960.

The spelling of 226390673 in words is "two hundred twenty-six million, three hundred ninety thousand, six hundred seventy-three".