39304943 has 2 divisors, whose sum is σ = 39304944. Its totient is φ = 39304942.

The previous prime is 39304927. The next prime is 39304957. The reversal of 39304943 is 34940393.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 39304943 - 2⁴ = 39304927 is a prime.

It is a Chen prime.

It is equal to p_2393918 and since 39304943 and 2393918 have the same sum of digits, it is a Honaker prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39304913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19652471 + 19652472.

It is an arithmetic number, because the mean of its divisors is an integer number (19652472).

Almost surely, 2^39304943 is an apocalyptic number.

39304943 is a deficient number, since it is larger than the sum of its proper divisors (1).

39304943 is an equidigital number, since it uses as much as digits as its factorization.

39304943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 35.

The square root of 39304943 is about 6269.3654383837. The cubic root of 39304943 is about 340.0027191247.

The spelling of 39304943 in words is "thirty-nine million, three hundred four thousand, nine hundred forty-three".