867244 has 24 divisors (see below), whose sum is σ = 1774080. Its totient is φ = 363216.

The previous prime is 867233. The next prime is 867253. The reversal of 867244 is 442768.

It is a super-2 number, since 2×867244² = 1504224311072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 987 + ... + 1645.

It is an arithmetic number, because the mean of its divisors is an integer number (73920).

2⁸⁶⁷²⁴⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 867244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (887040).

867244 is an abundant number, since it is smaller than the sum of its proper divisors (906836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

867244 is a wasteful number, since it uses less digits than its factorization.

867244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717 (or 715 counting only the distinct ones).

The product of its digits is 10752, while the sum is 31.

The square root of 867244 is about 931.2593623690. The cubic root of 867244 is about 95.3631163025.

It can be divided in two parts, 867 and 244, that added together give a palindrome (1111).

The spelling of 867244 in words is "eight hundred sixty-seven thousand, two hundred forty-four".