386312 has 16 divisors (see below), whose sum is σ = 741840. Its totient is φ = 188496.

The previous prime is 386303. The next prime is 386329. The reversal of 386312 is 213683.

It is a super-2 number, since 2×386312² = 298473922688, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 386312.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218 + ... + 905.

It is an arithmetic number, because the mean of its divisors is an integer number (46365).

2³⁸⁶³¹² is an apocalyptic number.

It is an amenable number.

386312 is a deficient number, since it is larger than the sum of its proper divisors (355528).

386312 is a wasteful number, since it uses less digits than its factorization.

386312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172 (or 1168 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

The square root of 386312 is about 621.5400228465. The cubic root of 386312 is about 72.8304063300.

Adding to 386312 its reverse (213683), we get a palindrome (599995).

The spelling of 386312 in words is "three hundred eighty-six thousand, three hundred twelve".