39040933 has 2 divisors, whose sum is σ = 39040934. Its totient is φ = 39040932.

The previous prime is 39040919. The next prime is 39040951. The reversal of 39040933 is 33904093.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24433249 + 14607684 = 4943^2 + 3822^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39040933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 39040895 and 39040904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39046933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19520466 + 19520467.

It is an arithmetic number, because the mean of its divisors is an integer number (19520467).

Almost surely, 2^39040933 is an apocalyptic number.

It is an amenable number.

39040933 is a deficient number, since it is larger than the sum of its proper divisors (1).

39040933 is an equidigital number, since it uses as much as digits as its factorization.

39040933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748, while the sum is 31.

The square root of 39040933 is about 6248.2744017849. The cubic root of 39040933 is about 339.2397459442.

The spelling of 39040933 in words is "thirty-nine million, forty thousand, nine hundred thirty-three".