386872 has 16 divisors (see below), whose sum is σ = 745560. Its totient is φ = 188064.

The previous prime is 386851. The next prime is 386887. The reversal of 386872 is 278683.

386872 = T₆₃ + T₆₄ + ... + T₁₃₆.

It is a happy number.

It is a congruent number.

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, 358 + ... + 949.

2³⁸⁶⁸⁷² is an apocalyptic number.

It is an amenable number.

386872 is a deficient number, since it is larger than the sum of its proper divisors (358688).

386872 is a wasteful number, since it uses less digits than its factorization.

386872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350 (or 1346 counting only the distinct ones).

The product of its digits is 16128, while the sum is 34.

The square root of 386872 is about 621.9903536229. The cubic root of 386872 is about 72.8655811248.

The spelling of 386872 in words is "three hundred eighty-six thousand, eight hundred seventy-two".