16602 has 8 divisors (see below), whose sum is σ = 33216. Its totient is φ = 5532.

The previous prime is 16573. The next prime is 16603. The reversal of 16602 is 20661.

It is a sphenic number, since it is the product of 3 distinct primes.

16602 is an admirable number.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (16603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1378 + ... + 1389.

It is an arithmetic number, because the mean of its divisors is an integer number (4152).

2¹⁶⁶⁰² is an apocalyptic number.

16602 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16608).

16602 is a wasteful number, since it uses less digits than its factorization.

16602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2772.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 16602 is about 128.8487485387. The cubic root of 16602 is about 25.5105684759.

The spelling of 16602 in words is "sixteen thousand, six hundred two".