16344900 has 216 divisors, whose sum is σ = 60662784. Its totient is φ = 3628800.

The previous prime is 16344847. The next prime is 16344901. The reversal of 16344900 is 944361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16344901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 128637 + ... + 128763.

Almost surely, 2^16344900 is an apocalyptic number.

16344900 is a gapful number since it is divisible by the number (10) 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 16344900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30331392).

16344900 is an abundant number, since it is smaller than the sum of its proper divisors (44317884).

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

16344900 is a wasteful number, since it uses less digits than its factorization.

16344900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171 (or 161 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 16344900 is about 4042.8826349524. The cubic root of 16344900 is about 253.7819651223.

The spelling of 16344900 in words is "sixteen million, three hundred forty-four thousand, nine hundred".