85840883 has 2 divisors, whose sum is σ = 85840884. Its totient is φ = 85840882.

The previous prime is 85840861. The next prime is 85840889. The reversal of 85840883 is 38804858.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85840883 - 2⁶ = 85840819 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (85840889) 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, 42920441 + 42920442.

It is an arithmetic number, because the mean of its divisors is an integer number (42920442).

Almost surely, 2^85840883 is an apocalyptic number.

85840883 is a deficient number, since it is larger than the sum of its proper divisors (1).

85840883 is an equidigital number, since it uses as much as digits as its factorization.

85840883 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 245760, while the sum is 44.

The square root of 85840883 is about 9265.0355099158. The cubic root of 85840883 is about 441.1281021235.

The spelling of 85840883 in words is "eighty-five million, eight hundred forty thousand, eight hundred eighty-three".