386755 has 4 divisors (see below), whose sum is σ = 464112. Its totient is φ = 309400.

The previous prime is 386747. The next prime is 386777. The reversal of 386755 is 557683.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 557683 = 7 ⋅79669.

It is not a de Polignac number, because 386755 - 2³ = 386747 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 386755.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 38671 + ... + 38680.

It is an arithmetic number, because the mean of its divisors is an integer number (116028).

2³⁸⁶⁷⁵⁵ is an apocalyptic number.

386755 is a deficient number, since it is larger than the sum of its proper divisors (77357).

386755 is an equidigital number, since it uses as much as digits as its factorization.

386755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77356.

The product of its digits is 25200, while the sum is 34.

The square root of 386755 is about 621.8962936053. The cubic root of 386755 is about 72.8582349116.

The spelling of 386755 in words is "three hundred eighty-six thousand, seven hundred fifty-five".