243446041 has 16 divisors (see below), whose sum is σ = 255257856. Its totient is φ = 231998976.

The previous prime is 243446033. The next prime is 243446083. The reversal of 243446041 is 140644342.

It is a cyclic number.

It is not a de Polignac number, because 243446041 - 2³ = 243446033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243446011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305055 + ... + 305851.

It is an arithmetic number, because the mean of its divisors is an integer number (15953616).

Almost surely, 2^243446041 is an apocalyptic number.

It is an amenable number.

243446041 is a deficient number, since it is larger than the sum of its proper divisors (11811815).

243446041 is an equidigital number, since it uses as much as digits as its factorization.

243446041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 243446041 is about 15602.7574806507. The cubic root of 243446041 is about 624.4067253385.

The spelling of 243446041 in words is "two hundred forty-three million, four hundred forty-six thousand, forty-one".