16343868 has 48 divisors (see below), whose sum is σ = 40793760. Its totient is φ = 5074944.

The previous prime is 16343863. The next prime is 16343879. The reversal of 16343868 is 86834361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16343863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22698 + ... + 23406.

It is an arithmetic number, because the mean of its divisors is an integer number (849870).

Almost surely, 2^16343868 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 16343868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20396880).

16343868 is an abundant number, since it is smaller than the sum of its proper divisors (24449892).

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

16343868 is a wasteful number, since it uses less digits than its factorization.

16343868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846 (or 844 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 16343868 is about 4042.7550012337. The cubic root of 16343868 is about 253.7766238334.

The spelling of 16343868 in words is "sixteen million, three hundred forty-three thousand, eight hundred sixty-eight".