867231000 has 192 divisors, whose sum is σ = 2953903680. Its totient is φ = 229478400.

The previous prime is 867230999. The next prime is 867231007. The reversal of 867231000 is 132768.

It is a super-2 number, since 2×867231000² = 1504179214722000000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867231007) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1502712 + ... + 1503288.

It is an arithmetic number, because the mean of its divisors is an integer number (15384915).

Almost surely, 2^867231000 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 867231000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1476951840).

867231000 is an abundant number, since it is smaller than the sum of its proper divisors (2086672680).

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

867231000 is a wasteful number, since it uses less digits than its factorization.

867231000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771 (or 754 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 867231000 is about 29448.7860530787. The cubic root of 867231000 is about 953.6263980191.

Adding to 867231000 its reverse (132768), we get a palindrome (867363768).

The spelling of 867231000 in words is "eight hundred sixty-seven million, two hundred thirty-one thousand".