862256 has 10 divisors (see below), whose sum is σ = 1670652. Its totient is φ = 431120.

The previous prime is 862249. The next prime is 862259. The reversal of 862256 is 652268.

It is not an unprimeable number, because it can be changed into a prime (862259) by changing a digit.

862256 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26930 + ... + 26961.

2⁸⁶²²⁵⁶ is an apocalyptic number.

It is an amenable number.

862256 is a deficient number, since it is larger than the sum of its proper divisors (808396).

862256 is a wasteful number, since it uses less digits than its factorization.

862256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53899 (or 53893 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 862256 is about 928.5774065742. The cubic root of 862256 is about 95.1799359831.

The spelling of 862256 in words is "eight hundred sixty-two thousand, two hundred fifty-six".