867386 has 16 divisors (see below), whose sum is σ = 1423464. Its totient is φ = 393984.

The previous prime is 867371. The next prime is 867389. The reversal of 867386 is 683768.

It can be written as a sum of positive squares in 4 ways, for example, as 765625 + 101761 = 875^2 + 319^2 .

It is not an unprimeable number, because it can be changed into a prime (867389) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1670 + ... + 2126.

2⁸⁶⁷³⁸⁶ is an apocalyptic number.

867386 is a deficient number, since it is larger than the sum of its proper divisors (556078).

867386 is a wasteful number, since it uses less digits than its factorization.

867386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545.

The product of its digits is 48384, while the sum is 38.

The square root of 867386 is about 931.3356000927. The cubic root of 867386 is about 95.3683208445.

The spelling of 867386 in words is "eight hundred sixty-seven thousand, three hundred eighty-six".