39242629 has 2 divisors, whose sum is σ = 39242630. Its totient is φ = 39242628.

The previous prime is 39242627. The next prime is 39242653. The reversal of 39242629 is 92624293.

39242629 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., 20493729 + 18748900 = 4527^2 + 4330^2 .

It is an emirp because it is prime and its reverse (92624293) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 39242629 - 2¹ = 39242627 is a prime.

Together with 39242627, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39242627) 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, 19621314 + 19621315.

It is an arithmetic number, because the mean of its divisors is an integer number (19621315).

Almost surely, 2^39242629 is an apocalyptic number.

It is an amenable number.

39242629 is a deficient number, since it is larger than the sum of its proper divisors (1).

39242629 is an equidigital number, since it uses as much as digits as its factorization.

39242629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 37.

The square root of 39242629 is about 6264.3937456070. The cubic root of 39242629 is about 339.8229441459.

The spelling of 39242629 in words is "thirty-nine million, two hundred forty-two thousand, six hundred twenty-nine".