39883973 has 2 divisors, whose sum is σ = 39883974. Its totient is φ = 39883972.

The previous prime is 39883967. The next prime is 39883993. The reversal of 39883973 is 37938893.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39526369 + 357604 = 6287^2 + 598^2 .

It is a cyclic number.

It is not a de Polignac number, because 39883973 - 2⁴ = 39883957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39883933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19941986 + 19941987.

It is an arithmetic number, because the mean of its divisors is an integer number (19941987).

Almost surely, 2^39883973 is an apocalyptic number.

It is an amenable number.

39883973 is a deficient number, since it is larger than the sum of its proper divisors (1).

39883973 is an equidigital number, since it uses as much as digits as its factorization.

39883973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 979776, while the sum is 50.

The square root of 39883973 is about 6315.3759191358. The cubic root of 39883973 is about 341.6641967962.

The spelling of 39883973 in words is "thirty-nine million, eight hundred eighty-three thousand, nine hundred seventy-three".