229296447 has 8 divisors (see below), whose sum is σ = 339698480. Its totient is φ = 152864280.

The previous prime is 229296413. The next prime is 229296451. The reversal of 229296447 is 744692922.

It is a happy number.

It is not a de Polignac number, because 229296447 - 2⁸ = 229296191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229296467) 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 in 7 ways as a sum of consecutive naturals, for example, 4246204 + ... + 4246257.

It is an arithmetic number, because the mean of its divisors is an integer number (42462310).

Almost surely, 2^229296447 is an apocalyptic number.

229296447 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

229296447 is a deficient number, since it is larger than the sum of its proper divisors (110402033).

229296447 is an equidigital number, since it uses as much as digits as its factorization.

229296447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8492470 (or 8492464 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 229296447 is about 15142.5376671151. The cubic root of 229296447 is about 612.0672023474.

It can be divided in two parts, 2292964 and 47, that added together give a triangular number (2293011 = T₂₁₄₁).

The spelling of 229296447 in words is "two hundred twenty-nine million, two hundred ninety-six thousand, four hundred forty-seven".