39984041 has 2 divisors, whose sum is σ = 39984042. Its totient is φ = 39984040.

The previous prime is 39984029. The next prime is 39984047. The reversal of 39984041 is 14048993.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34762816 + 5221225 = 5896^2 + 2285^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39984041 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 39983986 and 39984004.

It is not a weakly prime, because it can be changed into another prime (39984047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19992020 + 19992021.

It is an arithmetic number, because the mean of its divisors is an integer number (19992021).

Almost surely, 2^39984041 is an apocalyptic number.

It is an amenable number.

39984041 is a deficient number, since it is larger than the sum of its proper divisors (1).

39984041 is an equidigital number, since it uses as much as digits as its factorization.

39984041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 39984041 is about 6323.2935247385. The cubic root of 39984041 is about 341.9497007750.

The spelling of 39984041 in words is "thirty-nine million, nine hundred eighty-four thousand, forty-one".