229668097 has 2 divisors, whose sum is σ = 229668098. Its totient is φ = 229668096.

The previous prime is 229668071. The next prime is 229668121. The reversal of 229668097 is 790866922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 228886641 + 781456 = 15129^2 + 884^2 .

It is a cyclic number.

It is not a de Polignac number, because 229668097 - 2⁷ = 229667969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 229668097.

It is not a weakly prime, because it can be changed into another prime (229668017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114834048 + 114834049.

It is an arithmetic number, because the mean of its divisors is an integer number (114834049).

Almost surely, 2^229668097 is an apocalyptic number.

It is an amenable number.

229668097 is a deficient number, since it is larger than the sum of its proper divisors (1).

229668097 is an equidigital number, since it uses as much as digits as its factorization.

229668097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 49.

The square root of 229668097 is about 15154.8044197212. The cubic root of 229668097 is about 612.3977089763.

The spelling of 229668097 in words is "two hundred twenty-nine million, six hundred sixty-eight thousand, ninety-seven".