40433219 has 2 divisors, whose sum is σ = 40433220. Its totient is φ = 40433218.

The previous prime is 40433203. The next prime is 40433249. The reversal of 40433219 is 91233404.

40433219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40433219 - 2⁴ = 40433203 is a prime.

It is a super-2 number, since 2×40433219² = 3269690397403922, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (40433249) 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, 20216609 + 20216610.

It is an arithmetic number, because the mean of its divisors is an integer number (20216610).

Almost surely, 2^40433219 is an apocalyptic number.

40433219 is a deficient number, since it is larger than the sum of its proper divisors (1).

40433219 is an equidigital number, since it uses as much as digits as its factorization.

40433219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 40433219 is about 6358.7120551256. The cubic root of 40433219 is about 343.2254154388.

The spelling of 40433219 in words is "forty million, four hundred thirty-three thousand, two hundred nineteen".