16944100 has 72 divisors (see below), whose sum is σ = 39372480. Its totient is φ = 6314880.

The previous prime is 16944097. The next prime is 16944119. The reversal of 16944100 is 144961.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 121831 + ... + 121969.

It is an arithmetic number, because the mean of its divisors is an integer number (546840).

Almost surely, 2^16944100 is an apocalyptic number.

16944100 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 16944100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19686240).

16944100 is an abundant number, since it is smaller than the sum of its proper divisors (22428380).

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

16944100 is a wasteful number, since it uses less digits than its factorization.

16944100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 16944100 is about 4116.3211730865. The cubic root of 16944100 is about 256.8460169603.

It can be divided in two parts, 169 and 44100, that multiplied together give a square (7452900 = 2730²).

The spelling of 16944100 in words is "sixteen million, nine hundred forty-four thousand, one hundred".