39940333 has 2 divisors, whose sum is σ = 39940334. Its totient is φ = 39940332.

The previous prime is 39940321. The next prime is 39940343. The reversal of 39940333 is 33304993.

39940333 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37124649 + 2815684 = 6093^2 + 1678^2 .

It is a cyclic number.

It is not a de Polignac number, because 39940333 - 2⁵ = 39940301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39940343) 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, 19970166 + 19970167.

It is an arithmetic number, because the mean of its divisors is an integer number (19970167).

Almost surely, 2^39940333 is an apocalyptic number.

It is an amenable number.

39940333 is a deficient number, since it is larger than the sum of its proper divisors (1).

39940333 is an equidigital number, since it uses as much as digits as its factorization.

39940333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26244, while the sum is 34.

The square root of 39940333 is about 6319.8364694033. The cubic root of 39940333 is about 341.8250561548.

The spelling of 39940333 in words is "thirty-nine million, nine hundred forty thousand, three hundred thirty-three".