40843241 has 2 divisors, whose sum is σ = 40843242. Its totient is φ = 40843240.

The previous prime is 40843207. The next prime is 40843259. The reversal of 40843241 is 14234804.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36348841 + 4494400 = 6029^2 + 2120^2 .

It is a cyclic number.

It is not a de Polignac number, because 40843241 - 2⁶ = 40843177 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40843241.

It is not a weakly prime, because it can be changed into another prime (40843541) 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, 20421620 + 20421621.

It is an arithmetic number, because the mean of its divisors is an integer number (20421621).

Almost surely, 2^40843241 is an apocalyptic number.

It is an amenable number.

40843241 is a deficient number, since it is larger than the sum of its proper divisors (1).

40843241 is an equidigital number, since it uses as much as digits as its factorization.

40843241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 40843241 is about 6390.8716932825. The cubic root of 40843241 is about 344.3817000946.

The spelling of 40843241 in words is "forty million, eight hundred forty-three thousand, two hundred forty-one".