40416833 has 2 divisors, whose sum is σ = 40416834. Its totient is φ = 40416832.

The previous prime is 40416799. The next prime is 40416847. The reversal of 40416833 is 33861404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40233649 + 183184 = 6343^2 + 428^2 .

It is a cyclic number.

It is not a de Polignac number, because 40416833 - 2⁸ = 40416577 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40416796 and 40416805.

It is not a weakly prime, because it can be changed into another prime (40416853) 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, 20208416 + 20208417.

It is an arithmetic number, because the mean of its divisors is an integer number (20208417).

Almost surely, 2^40416833 is an apocalyptic number.

It is an amenable number.

40416833 is a deficient number, since it is larger than the sum of its proper divisors (1).

40416833 is an equidigital number, since it uses as much as digits as its factorization.

40416833 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 40416833 is about 6357.4234560866. The cubic root of 40416833 is about 343.1790439015.

The spelling of 40416833 in words is "forty million, four hundred sixteen thousand, eight hundred thirty-three".