386836 has 12 divisors (see below), whose sum is σ = 684628. Its totient is φ = 191232.

The previous prime is 386809. The next prime is 386839. The reversal of 386836 is 638683.

It can be written as a sum of positive squares in 2 ways, for example, as 260100 + 126736 = 510^2 + 356^2 .

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (386839) by changing a digit.

386836 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111 + ... + 886.

2³⁸⁶⁸³⁶ is an apocalyptic number.

It is an amenable number.

386836 is a deficient number, since it is larger than the sum of its proper divisors (297792).

386836 is a wasteful number, since it uses less digits than its factorization.

386836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098 (or 1096 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 386836 is about 621.9614135941. The cubic root of 386836 is about 72.8633209093.

The spelling of 386836 in words is "three hundred eighty-six thousand, eight hundred thirty-six".