32938739 has 2 divisors, whose sum is σ = 32938740. Its totient is φ = 32938738.

The previous prime is 32938729. The next prime is 32938753. The reversal of 32938739 is 93783923.

It is a weak prime.

It is an emirp because it is prime and its reverse (93783923) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32938739 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32938739.

It is not a weakly prime, because it can be changed into another prime (32938729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16469369 + 16469370.

It is an arithmetic number, because the mean of its divisors is an integer number (16469370).

Almost surely, 2^32938739 is an apocalyptic number.

32938739 is a deficient number, since it is larger than the sum of its proper divisors (1).

32938739 is an equidigital number, since it uses as much as digits as its factorization.

32938739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 244944, while the sum is 44.

The square root of 32938739 is about 5739.2280839848. The cubic root of 32938739 is about 320.5548284764.

The spelling of 32938739 in words is "thirty-two million, nine hundred thirty-eight thousand, seven hundred thirty-nine".