386775 has 30 divisors (see below), whose sum is σ = 720192. Its totient is φ = 205200.

The previous prime is 386747. The next prime is 386777. The reversal of 386775 is 577683.

It is not a de Polignac number, because 386775 - 2⁷ = 386647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (386777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1930 + ... + 2120.

2³⁸⁶⁷⁷⁵ is an apocalyptic number.

386775 is a deficient number, since it is larger than the sum of its proper divisors (333417).

386775 is a wasteful number, since it uses less digits than its factorization.

386775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213 (or 199 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 386775 is about 621.9123732488. The cubic root of 386775 is about 72.8594907795.

The spelling of 386775 in words is "three hundred eighty-six thousand, seven hundred seventy-five".