43362049 has 2 divisors, whose sum is σ = 43362050. Its totient is φ = 43362048.

The previous prime is 43362041. The next prime is 43362079. The reversal of 43362049 is 94026334.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37271025 + 6091024 = 6105^2 + 2468^2 .

It is a cyclic number.

It is not a de Polignac number, because 43362049 - 2³ = 43362041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43362049.

It is not a weakly prime, because it can be changed into another prime (43362041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21681024 + 21681025.

It is an arithmetic number, because the mean of its divisors is an integer number (21681025).

Almost surely, 2^43362049 is an apocalyptic number.

It is an amenable number.

43362049 is a deficient number, since it is larger than the sum of its proper divisors (1).

43362049 is an equidigital number, since it uses as much as digits as its factorization.

43362049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 43362049 is about 6584.9866362810. The cubic root of 43362049 is about 351.3203164654.

The spelling of 43362049 in words is "forty-three million, three hundred sixty-two thousand, forty-nine".