229753393 has 2 divisors, whose sum is σ = 229753394. Its totient is φ = 229753392.

The previous prime is 229753367. The next prime is 229753397. The reversal of 229753393 is 393357922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198471744 + 31281649 = 14088^2 + 5593^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-229753393 is a prime.

It is not a weakly prime, because it can be changed into another prime (229753397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114876696 + 114876697.

It is an arithmetic number, because the mean of its divisors is an integer number (114876697).

Almost surely, 2^229753393 is an apocalyptic number.

It is an amenable number.

229753393 is a deficient number, since it is larger than the sum of its proper divisors (1).

229753393 is an equidigital number, since it uses as much as digits as its factorization.

229753393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 306180, while the sum is 43.

The square root of 229753393 is about 15157.6183155534. The cubic root of 229753393 is about 612.4735120018.

The spelling of 229753393 in words is "two hundred twenty-nine million, seven hundred fifty-three thousand, three hundred ninety-three".