385939 has 2 divisors, whose sum is σ = 385940. Its totient is φ = 385938.

The previous prime is 385927. The next prime is 385943. The reversal of 385939 is 939583.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 385939 - 2⁵ = 385907 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 385898 and 385907.

It is not a weakly prime, because it can be changed into another prime (385039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192969 + 192970.

It is an arithmetic number, because the mean of its divisors is an integer number (192970).

2³⁸⁵⁹³⁹ is an apocalyptic number.

385939 is a deficient number, since it is larger than the sum of its proper divisors (1).

385939 is an equidigital number, since it uses as much as digits as its factorization.

385939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 37.

The square root of 385939 is about 621.2398892537. The cubic root of 385939 is about 72.8069585387.

The spelling of 385939 in words is "three hundred eighty-five thousand, nine hundred thirty-nine".