83883817 has 2 divisors, whose sum is σ = 83883818. Its totient is φ = 83883816.

The previous prime is 83883809. The next prime is 83883883. The reversal of 83883817 is 71838838.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65999376 + 17884441 = 8124^2 + 4229^2 .

It is a cyclic number.

It is not a de Polignac number, because 83883817 - 2³ = 83883809 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (83883887) 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, 41941908 + 41941909.

It is an arithmetic number, because the mean of its divisors is an integer number (41941909).

Almost surely, 2^83883817 is an apocalyptic number.

It is an amenable number.

83883817 is a deficient number, since it is larger than the sum of its proper divisors (1).

83883817 is an equidigital number, since it uses as much as digits as its factorization.

83883817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 258048, while the sum is 46.

The square root of 83883817 is about 9158.8108944338. The cubic root of 83883817 is about 437.7499058763.

The spelling of 83883817 in words is "eighty-three million, eight hundred eighty-three thousand, eight hundred seventeen".