872223000 has 128 divisors (see below), whose sum is σ = 2968842240. Its totient is φ = 211440000.

The previous prime is 872222999. The next prime is 872223007. The reversal of 872223000 is 322278.

872223000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872223007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19785 + ... + 46215.

It is an arithmetic number, because the mean of its divisors is an integer number (23194080).

Almost surely, 2^872223000 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 872223000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1484421120).

872223000 is an abundant number, since it is smaller than the sum of its proper divisors (2096619240).

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

872223000 is a wasteful number, since it uses less digits than its factorization.

872223000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26466 (or 26452 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 872223000 is about 29533.4217455411. The cubic root of 872223000 is about 955.4526695507.

Adding to 872223000 its reverse (322278), we get a palindrome (872545278).

The spelling of 872223000 in words is "eight hundred seventy-two million, two hundred twenty-three thousand".