39363997 has 2 divisors, whose sum is σ = 39363998. Its totient is φ = 39363996.

The previous prime is 39363979. The next prime is 39364021. The reversal of 39363997 is 79936393.

39363997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (39363979) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22174681 + 17189316 = 4709^2 + 4146^2 .

It is a cyclic number.

It is not a de Polignac number, because 39363997 - 2⁷ = 39363869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 39363997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39363917) 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, 19681998 + 19681999.

It is an arithmetic number, because the mean of its divisors is an integer number (19681999).

Almost surely, 2^39363997 is an apocalyptic number.

It is an amenable number.

39363997 is a deficient number, since it is larger than the sum of its proper divisors (1).

39363997 is an equidigital number, since it uses as much as digits as its factorization.

39363997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 826686, while the sum is 49.

The square root of 39363997 is about 6274.0733977218. The cubic root of 39363997 is about 340.1729137764.

The spelling of 39363997 in words is "thirty-nine million, three hundred sixty-three thousand, nine hundred ninety-seven".