2163343000 has 128 divisors (see below), whose sum is σ = 6230689920. Its totient is φ = 684633600.

The previous prime is 2163342971. The next prime is 2163343001. The reversal of 2163343000 is 3433612.

2163343000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2163343001) 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, 79114 + ... + 102886.

It is an arithmetic number, because the mean of its divisors is an integer number (48677265).

Almost surely, 2^2163343000 is an apocalyptic number.

2163343000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2163343000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3115344960).

2163343000 is an abundant number, since it is smaller than the sum of its proper divisors (4067346920).

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

2163343000 is a wasteful number, since it uses less digits than its factorization.

2163343000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23814 (or 23800 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 2163343000 is about 46511.7512033250. The cubic root of 2163343000 is about 1293.3273476064.

Adding to 2163343000 its reverse (3433612), we get a palindrome (2166776612).

The spelling of 2163343000 in words is "two billion, one hundred sixty-three million, three hundred forty-three thousand".