229146293 has 2 divisors, whose sum is σ = 229146294. Its totient is φ = 229146292.

The previous prime is 229146283. The next prime is 229146299. The reversal of 229146293 is 392641922.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 190495204 + 38651089 = 13802^2 + 6217^2 .

It is a cyclic number.

It is not a de Polignac number, because 229146293 - 2⁴ = 229146277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229146299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114573146 + 114573147.

It is an arithmetic number, because the mean of its divisors is an integer number (114573147).

Almost surely, 2^229146293 is an apocalyptic number.

It is an amenable number.

229146293 is a deficient number, since it is larger than the sum of its proper divisors (1).

229146293 is an equidigital number, since it uses as much as digits as its factorization.

229146293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 38.

The square root of 229146293 is about 15137.5788354677. The cubic root of 229146293 is about 611.9335697969.

It can be divided in two parts, 2291 and 46293, that added together give a palindrome (48584).

The spelling of 229146293 in words is "two hundred twenty-nine million, one hundred forty-six thousand, two hundred ninety-three".