862268 has 12 divisors (see below), whose sum is σ = 1646232. Its totient is φ = 391920.

The previous prime is 862261. The next prime is 862273.

It is a happy number.

862268 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×862268² = 1487012207648, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (862261) by changing a digit.

862268 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9755 + ... + 9842.

It is an arithmetic number, because the mean of its divisors is an integer number (137186).

2⁸⁶²²⁶⁸ is an apocalyptic number.

It is an amenable number.

862268 is a deficient number, since it is larger than the sum of its proper divisors (783964).

862268 is a wasteful number, since it uses less digits than its factorization.

862268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19612 (or 19610 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 862268 is about 928.5838680485. The cubic root of 862268 is about 95.1803775201.

The spelling of 862268 in words is "eight hundred sixty-two thousand, two hundred sixty-eight".