386812 has 6 divisors (see below), whose sum is σ = 676928. Its totient is φ = 193404.

The previous prime is 386809. The next prime is 386839. The reversal of 386812 is 218683.

It is a plaindrome in base 11.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 48348 + ... + 48355.

2³⁸⁶⁸¹² is an apocalyptic number.

It is an amenable number.

386812 is a deficient number, since it is larger than the sum of its proper divisors (290116).

386812 is a wasteful number, since it uses less digits than its factorization.

386812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96707 (or 96705 counting only the distinct ones).

The product of its digits is 2304, while the sum is 28.

The square root of 386812 is about 621.9421194934. The cubic root of 386812 is about 72.8618140210.

It can be divided in two parts, 38681 and 2, that added together give a palindrome (38683).

The spelling of 386812 in words is "three hundred eighty-six thousand, eight hundred twelve".