226716349 has 2 divisors, whose sum is σ = 226716350. Its totient is φ = 226716348.

The previous prime is 226716337. The next prime is 226716397. The reversal of 226716349 is 943617622.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 212139225 + 14577124 = 14565^2 + 3818^2 .

It is a cyclic number.

It is not a de Polignac number, because 226716349 - 2⁵ = 226716317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226716449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113358174 + 113358175.

It is an arithmetic number, because the mean of its divisors is an integer number (113358175).

Almost surely, 2^226716349 is an apocalyptic number.

It is an amenable number.

226716349 is a deficient number, since it is larger than the sum of its proper divisors (1).

226716349 is an equidigital number, since it uses as much as digits as its factorization.

226716349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 40.

The square root of 226716349 is about 15057.1029418013. The cubic root of 226716349 is about 609.7628290565.

The spelling of 226716349 in words is "two hundred twenty-six million, seven hundred sixteen thousand, three hundred forty-nine".