39797293 has 2 divisors, whose sum is σ = 39797294. Its totient is φ = 39797292.

The previous prime is 39797281. The next prime is 39797321. The reversal of 39797293 is 39279793.

39797293 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 can be written as a sum of positive squares in only one way, i.e., 39778249 + 19044 = 6307^2 + 138^2 .

It is a cyclic number.

It is not a de Polignac number, because 39797293 - 2²¹ = 37700141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39797213) 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, 19898646 + 19898647.

It is an arithmetic number, because the mean of its divisors is an integer number (19898647).

Almost surely, 2^39797293 is an apocalyptic number.

It is an amenable number.

39797293 is a deficient number, since it is larger than the sum of its proper divisors (1).

39797293 is an equidigital number, since it uses as much as digits as its factorization.

39797293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 642978, while the sum is 49.

The square root of 39797293 is about 6308.5095704136. The cubic root of 39797293 is about 341.4165038780.

The spelling of 39797293 in words is "thirty-nine million, seven hundred ninety-seven thousand, two hundred ninety-three".