385597 has 2 divisors, whose sum is σ = 385598. Its totient is φ = 385596.

The previous prime is 385591. The next prime is 385607. The reversal of 385597 is 795583.

385597 is nontrivially palindromic in base 2.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 352836 + 32761 = 594^2 + 181^2 .

It is a cyclic number.

It is not a de Polignac number, because 385597 - 2³ = 385589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385591) 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, 192798 + 192799.

It is an arithmetic number, because the mean of its divisors is an integer number (192799).

2³⁸⁵⁵⁹⁷ is an apocalyptic number.

It is an amenable number.

385597 is a deficient number, since it is larger than the sum of its proper divisors (1).

385597 is an equidigital number, since it uses as much as digits as its factorization.

385597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37800, while the sum is 37.

The square root of 385597 is about 620.9645722584. The cubic root of 385597 is about 72.7854462112.

The spelling of 385597 in words is "three hundred eighty-five thousand, five hundred ninety-seven".