16700 has 18 divisors (see below), whose sum is σ = 36456. Its totient is φ = 6640.

The previous prime is 16699. The next prime is 16703. The reversal of 16700 is 761.

It is a happy number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16703) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17 + ... + 183.

2¹⁶⁷⁰⁰ is an apocalyptic number.

16700 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 16700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18228).

16700 is an abundant number, since it is smaller than the sum of its proper divisors (19756).

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

16700 is a wasteful number, since it uses less digits than its factorization.

16700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181 (or 174 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 16700 is about 129.2284798332. The cubic root of 16700 is about 25.5606655048.

The spelling of 16700 in words is "sixteen thousand, seven hundred".